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Finding the Fourth Proportional to 355,545.59, 533,333.95 and 102,851.62

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Solution

The fourth proportional to 355,545.59, 533,333.95 and 102,851.62 is: 154,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,545.59 : 533,333.95 = 102,851.62 : x
  2. Step 2: Convert to fraction form
    355,545.59/533,333.95 = 102,851.62/x
  3. Step 3: Cross multiply
    355,545.59x = 533,333.95 × 102,851.62
  4. Step 4: Simplify right side
    355,545.59x = 54,854,259,168.04
  5. Step 5: Solve for x
    x = 54,854,259,168.04/355,545.59
  6. Step 6: Final answer
    x = 154,281.93

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1.5x scale

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.