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Finding the Fourth Proportional to 586,575.68, 880,196.33 and 316,700.21

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Solution

The fourth proportional to 586,575.68, 880,196.33 and 316,700.21 is: 475,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,575.68 : 880,196.33 = 316,700.21 : x
  2. Step 2: Convert to fraction form
    586,575.68/880,196.33 = 316,700.21/x
  3. Step 3: Cross multiply
    586,575.68x = 880,196.33 × 316,700.21
  4. Step 4: Simplify right side
    586,575.68x = 278,758,358,943.00
  5. Step 5: Solve for x
    x = 278,758,358,943.00/586,575.68
  6. Step 6: Final answer
    x = 475,230.00

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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.