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Finding the Fourth Proportional to 425,032.50, 586,544.85 and 234,045.45

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Solution

The fourth proportional to 425,032.50, 586,544.85 and 234,045.45 is: 322,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,032.50 : 586,544.85 = 234,045.45 : x
  2. Step 2: Convert to fraction form
    425,032.50/586,544.85 = 234,045.45/x
  3. Step 3: Cross multiply
    425,032.50x = 586,544.85 × 234,045.45
  4. Step 4: Simplify right side
    425,032.50x = 137,278,153,363.43
  5. Step 5: Solve for x
    x = 137,278,153,363.43/425,032.50
  6. Step 6: Final answer
    x = 322,982.72

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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.