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Finding the Fourth Proportional to 524,560.32, 724,191.84 and 346,230.72

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Solution

The fourth proportional to 524,560.32, 724,191.84 and 346,230.72 is: 477,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,560.32 : 724,191.84 = 346,230.72 : x
  2. Step 2: Convert to fraction form
    524,560.32/724,191.84 = 346,230.72/x
  3. Step 3: Cross multiply
    524,560.32x = 724,191.84 × 346,230.72
  4. Step 4: Simplify right side
    524,560.32x = 250,737,462,181.33
  5. Step 5: Solve for x
    x = 250,737,462,181.33/524,560.32
  6. Step 6: Final answer
    x = 477,995.48

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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.