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Finding the Fourth Proportional to 365,818.01, 551,468.90 and 341,432.96

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Solution

The fourth proportional to 365,818.01, 551,468.90 and 341,432.96 is: 514,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,818.01 : 551,468.90 = 341,432.96 : x
  2. Step 2: Convert to fraction form
    365,818.01/551,468.90 = 341,432.96/x
  3. Step 3: Cross multiply
    365,818.01x = 551,468.90 × 341,432.96
  4. Step 4: Simplify right side
    365,818.01x = 188,289,655,050.62
  5. Step 5: Solve for x
    x = 188,289,655,050.62/365,818.01
  6. Step 6: Final answer
    x = 514,708.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.