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Finding the Fourth Proportional to 701,545.78, 967,487.34 and 459,740.53

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Solution

The fourth proportional to 701,545.78, 967,487.34 and 459,740.53 is: 634,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,545.78 : 967,487.34 = 459,740.53 : x
  2. Step 2: Convert to fraction form
    701,545.78/967,487.34 = 459,740.53/x
  3. Step 3: Cross multiply
    701,545.78x = 967,487.34 × 459,740.53
  4. Step 4: Simplify right side
    701,545.78x = 444,793,142,459.89
  5. Step 5: Solve for x
    x = 444,793,142,459.89/701,545.78
  6. Step 6: Final answer
    x = 634,018.70

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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.