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Finding the Fourth Proportional to 425,195.58, 586,795.14 and 243,906.24

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Solution

The fourth proportional to 425,195.58, 586,795.14 and 243,906.24 is: 336,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,195.58 : 586,795.14 = 243,906.24 : x
  2. Step 2: Convert to fraction form
    425,195.58/586,795.14 = 243,906.24/x
  3. Step 3: Cross multiply
    425,195.58x = 586,795.14 × 243,906.24
  4. Step 4: Simplify right side
    425,195.58x = 143,122,996,247.67
  5. Step 5: Solve for x
    x = 143,122,996,247.67/425,195.58
  6. Step 6: Final answer
    x = 336,605.09

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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.