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Finding the Fourth Proportional to 524,116.26, 723,280.19 and 297,761.76

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Solution

The fourth proportional to 524,116.26, 723,280.19 and 297,761.76 is: 410,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,116.26 : 723,280.19 = 297,761.76 : x
  2. Step 2: Convert to fraction form
    524,116.26/723,280.19 = 297,761.76/x
  3. Step 3: Cross multiply
    524,116.26x = 723,280.19 × 297,761.76
  4. Step 4: Simplify right side
    524,116.26x = 215,365,180,858.73
  5. Step 5: Solve for x
    x = 215,365,180,858.73/524,116.26
  6. Step 6: Final answer
    x = 410,911.08

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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.