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Finding the Fourth Proportional to 524,957.44, 724,434.96 and 298,602.40

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Solution

The fourth proportional to 524,957.44, 724,434.96 and 298,602.40 is: 412,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,957.44 : 724,434.96 = 298,602.40 : x
  2. Step 2: Convert to fraction form
    524,957.44/724,434.96 = 298,602.40/x
  3. Step 3: Cross multiply
    524,957.44x = 724,434.96 × 298,602.40
  4. Step 4: Simplify right side
    524,957.44x = 216,318,017,699.90
  5. Step 5: Solve for x
    x = 216,318,017,699.90/524,957.44
  6. Step 6: Final answer
    x = 412,067.72

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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.