Home / 933,324.29-1,287,904.85-519,829.52

Finding the Fourth Proportional to 933,324.29, 1,287,904.85 and 519,829.52

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Solution

The fourth proportional to 933,324.29, 1,287,904.85 and 519,829.52 is: 717,318.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,324.29 : 1,287,904.85 = 519,829.52 : x
  2. Step 2: Convert to fraction form
    933,324.29/1,287,904.85 = 519,829.52/x
  3. Step 3: Cross multiply
    933,324.29x = 1,287,904.85 × 519,829.52
  4. Step 4: Simplify right side
    933,324.29x = 669,490,950,942.50
  5. Step 5: Solve for x
    x = 669,490,950,942.50/933,324.29
  6. Step 6: Final answer
    x = 717,318.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.