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Finding the Fourth Proportional to 656,661.90, 984,227.40 and 301,711.80

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Solution

The fourth proportional to 656,661.90, 984,227.40 and 301,711.80 is: 452,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,661.90 : 984,227.40 = 301,711.80 : x
  2. Step 2: Convert to fraction form
    656,661.90/984,227.40 = 301,711.80/x
  3. Step 3: Cross multiply
    656,661.90x = 984,227.40 × 301,711.80
  4. Step 4: Simplify right side
    656,661.90x = 296,953,020,463.32
  5. Step 5: Solve for x
    x = 296,953,020,463.32/656,661.90
  6. Step 6: Final answer
    x = 452,216.00

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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.