Home / 1,041,093.70-1,561,640.55-293,139.70

Finding the Fourth Proportional to 1,041,093.70, 1,561,640.55 and 293,139.70

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Solution

The fourth proportional to 1,041,093.70, 1,561,640.55 and 293,139.70 is: 439,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,093.70 : 1,561,640.55 = 293,139.70 : x
  2. Step 2: Convert to fraction form
    1,041,093.70/1,561,640.55 = 293,139.70/x
  3. Step 3: Cross multiply
    1,041,093.70x = 1,561,640.55 × 293,139.70
  4. Step 4: Simplify right side
    1,041,093.70x = 457,778,842,334.84
  5. Step 5: Solve for x
    x = 457,778,842,334.84/1,041,093.70
  6. Step 6: Final answer
    x = 439,709.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.