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Finding the Fourth Proportional to 425,099.85, 586,633.90 and 234,109.14

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Solution

The fourth proportional to 425,099.85, 586,633.90 and 234,109.14 is: 323,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,099.85 : 586,633.90 = 234,109.14 : x
  2. Step 2: Convert to fraction form
    425,099.85/586,633.90 = 234,109.14/x
  3. Step 3: Cross multiply
    425,099.85x = 586,633.90 × 234,109.14
  4. Step 4: Simplify right side
    425,099.85x = 137,336,357,823.85
  5. Step 5: Solve for x
    x = 137,336,357,823.85/425,099.85
  6. Step 6: Final answer
    x = 323,068.47

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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.