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Finding the Fourth Proportional to 3,304,966.22, 4,957,476.98 and 908,942.28

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Solution

The fourth proportional to 3,304,966.22, 4,957,476.98 and 908,942.28 is: 1,363,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304,966.22 : 4,957,476.98 = 908,942.28 : x
  2. Step 2: Convert to fraction form
    3,304,966.22/4,957,476.98 = 908,942.28/x
  3. Step 3: Cross multiply
    3,304,966.22x = 4,957,476.98 × 908,942.28
  4. Step 4: Simplify right side
    3,304,966.22x = 4,506,060,429,248.72
  5. Step 5: Solve for x
    x = 4,506,060,429,248.72/3,304,966.22
  6. Step 6: Final answer
    x = 1,363,421.02

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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.