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Finding the Fourth Proportional to 307,524.30, 460,411.65 and 272,532.30

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Solution

The fourth proportional to 307,524.30, 460,411.65 and 272,532.30 is: 408,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,524.30 : 460,411.65 = 272,532.30 : x
  2. Step 2: Convert to fraction form
    307,524.30/460,411.65 = 272,532.30/x
  3. Step 3: Cross multiply
    307,524.30x = 460,411.65 × 272,532.30
  4. Step 4: Simplify right side
    307,524.30x = 125,477,045,921.30
  5. Step 5: Solve for x
    x = 125,477,045,921.30/307,524.30
  6. Step 6: Final answer
    x = 408,023.19

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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.