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Finding the Fourth Proportional to 461,441.46, 636,764.79 and 260,224.50

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Solution

The fourth proportional to 461,441.46, 636,764.79 and 260,224.50 is: 359,096.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,441.46 : 636,764.79 = 260,224.50 : x
  2. Step 2: Convert to fraction form
    461,441.46/636,764.79 = 260,224.50/x
  3. Step 3: Cross multiply
    461,441.46x = 636,764.79 × 260,224.50
  4. Step 4: Simplify right side
    461,441.46x = 165,701,799,095.36
  5. Step 5: Solve for x
    x = 165,701,799,095.36/461,441.46
  6. Step 6: Final answer
    x = 359,096.04

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1.5x scale

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.