Home / 1,019,572.40-1,529,523.84-336,255.18

Finding the Fourth Proportional to 1,019,572.40, 1,529,523.84 and 336,255.18

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Solution

The fourth proportional to 1,019,572.40, 1,529,523.84 and 336,255.18 is: 504,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,572.40 : 1,529,523.84 = 336,255.18 : x
  2. Step 2: Convert to fraction form
    1,019,572.40/1,529,523.84 = 336,255.18/x
  3. Step 3: Cross multiply
    1,019,572.40x = 1,529,523.84 × 336,255.18
  4. Step 4: Simplify right side
    1,019,572.40x = 514,310,314,133.49
  5. Step 5: Solve for x
    x = 514,310,314,133.49/1,019,572.40
  6. Step 6: Final answer
    x = 504,437.27

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Double scale
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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.