Home / 695,656.08-1,041,712.52-458,279.10

Finding the Fourth Proportional to 695,656.08, 1,041,712.52 and 458,279.10

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Solution

The fourth proportional to 695,656.08, 1,041,712.52 and 458,279.10 is: 686,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,656.08 : 1,041,712.52 = 458,279.10 : x
  2. Step 2: Convert to fraction form
    695,656.08/1,041,712.52 = 458,279.10/x
  3. Step 3: Cross multiply
    695,656.08x = 1,041,712.52 × 458,279.10
  4. Step 4: Simplify right side
    695,656.08x = 477,395,070,915.77
  5. Step 5: Solve for x
    x = 477,395,070,915.77/695,656.08
  6. Step 6: Final answer
    x = 686,251.57

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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.