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Finding the Fourth Proportional to 664,411.59, 996,699.60 and 237,993.17

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Solution

The fourth proportional to 664,411.59, 996,699.60 and 237,993.17 is: 357,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,411.59 : 996,699.60 = 237,993.17 : x
  2. Step 2: Convert to fraction form
    664,411.59/996,699.60 = 237,993.17/x
  3. Step 3: Cross multiply
    664,411.59x = 996,699.60 × 237,993.17
  4. Step 4: Simplify right side
    664,411.59x = 237,207,692,358.23
  5. Step 5: Solve for x
    x = 237,207,692,358.23/664,411.59
  6. Step 6: Final answer
    x = 357,019.20

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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.