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Finding the Fourth Proportional to 586,882.92, 879,741.12 and 349,870.44

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Solution

The fourth proportional to 586,882.92, 879,741.12 and 349,870.44 is: 524,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,882.92 : 879,741.12 = 349,870.44 : x
  2. Step 2: Convert to fraction form
    586,882.92/879,741.12 = 349,870.44/x
  3. Step 3: Cross multiply
    586,882.92x = 879,741.12 × 349,870.44
  4. Step 4: Simplify right side
    586,882.92x = 307,795,412,740.49
  5. Step 5: Solve for x
    x = 307,795,412,740.49/586,882.92
  6. Step 6: Final answer
    x = 524,457.95

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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.