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Finding the Fourth Proportional to 532,222.05, 798,460.65 and 177,239.15

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Solution

The fourth proportional to 532,222.05, 798,460.65 and 177,239.15 is: 265,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,222.05 : 798,460.65 = 177,239.15 : x
  2. Step 2: Convert to fraction form
    532,222.05/798,460.65 = 177,239.15/x
  3. Step 3: Cross multiply
    532,222.05x = 798,460.65 × 177,239.15
  4. Step 4: Simplify right side
    532,222.05x = 141,518,482,922.14
  5. Step 5: Solve for x
    x = 141,518,482,922.14/532,222.05
  6. Step 6: Final answer
    x = 265,901.20

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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.