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Finding the Fourth Proportional to 532,403.88, 798,607.90 and 133,045.10

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Solution

The fourth proportional to 532,403.88, 798,607.90 and 133,045.10 is: 199,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,403.88 : 798,607.90 = 133,045.10 : x
  2. Step 2: Convert to fraction form
    532,403.88/798,607.90 = 133,045.10/x
  3. Step 3: Cross multiply
    532,403.88x = 798,607.90 × 133,045.10
  4. Step 4: Simplify right side
    532,403.88x = 106,250,867,916.29
  5. Step 5: Solve for x
    x = 106,250,867,916.29/532,403.88
  6. Step 6: Final answer
    x = 199,568.17

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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.