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Finding the Fourth Proportional to 532,529.92, 798,572.80 and 216,772.48

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Solution

The fourth proportional to 532,529.92, 798,572.80 and 216,772.48 is: 325,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,529.92 : 798,572.80 = 216,772.48 : x
  2. Step 2: Convert to fraction form
    532,529.92/798,572.80 = 216,772.48/x
  3. Step 3: Cross multiply
    532,529.92x = 798,572.80 × 216,772.48
  4. Step 4: Simplify right side
    532,529.92x = 173,108,606,316.54
  5. Step 5: Solve for x
    x = 173,108,606,316.54/532,529.92
  6. Step 6: Final answer
    x = 325,068.32

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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.