Home / 1,069,354.37-1,604,031.57-359,382.43

Finding the Fourth Proportional to 1,069,354.37, 1,604,031.57 and 359,382.43

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Solution

The fourth proportional to 1,069,354.37, 1,604,031.57 and 359,382.43 is: 539,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,354.37 : 1,604,031.57 = 359,382.43 : x
  2. Step 2: Convert to fraction form
    1,069,354.37/1,604,031.57 = 359,382.43/x
  3. Step 3: Cross multiply
    1,069,354.37x = 1,604,031.57 × 359,382.43
  4. Step 4: Simplify right side
    1,069,354.37x = 576,460,763,423.32
  5. Step 5: Solve for x
    x = 576,460,763,423.32/1,069,354.37
  6. Step 6: Final answer
    x = 539,073.65

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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.