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Finding the Fourth Proportional to 425,211.93, 586,796.40 and 234,226.08

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Solution

The fourth proportional to 425,211.93, 586,796.40 and 234,226.08 is: 323,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,211.93 : 586,796.40 = 234,226.08 : x
  2. Step 2: Convert to fraction form
    425,211.93/586,796.40 = 234,226.08/x
  3. Step 3: Cross multiply
    425,211.93x = 586,796.40 × 234,226.08
  4. Step 4: Simplify right side
    425,211.93x = 137,443,020,530.11
  5. Step 5: Solve for x
    x = 137,443,020,530.11/425,211.93
  6. Step 6: Final answer
    x = 323,234.16

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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.