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Finding the Fourth Proportional to 551,590.08, 761,484.96 and 371,250.24

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Solution

The fourth proportional to 551,590.08, 761,484.96 and 371,250.24 is: 512,520.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,590.08 : 761,484.96 = 371,250.24 : x
  2. Step 2: Convert to fraction form
    551,590.08/761,484.96 = 371,250.24/x
  3. Step 3: Cross multiply
    551,590.08x = 761,484.96 × 371,250.24
  4. Step 4: Simplify right side
    551,590.08x = 282,701,474,156.39
  5. Step 5: Solve for x
    x = 282,701,474,156.39/551,590.08
  6. Step 6: Final answer
    x = 512,520.95

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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.