Home / 712,504.12-1,068,046.10-356,431.16

Finding the Fourth Proportional to 712,504.12, 1,068,046.10 and 356,431.16

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Solution

The fourth proportional to 712,504.12, 1,068,046.10 and 356,431.16 is: 534,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,504.12 : 1,068,046.10 = 356,431.16 : x
  2. Step 2: Convert to fraction form
    712,504.12/1,068,046.10 = 356,431.16/x
  3. Step 3: Cross multiply
    712,504.12x = 1,068,046.10 × 356,431.16
  4. Step 4: Simplify right side
    712,504.12x = 380,684,910,356.48
  5. Step 5: Solve for x
    x = 380,684,910,356.48/712,504.12
  6. Step 6: Final answer
    x = 534,291.52

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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.