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Finding the Fourth Proportional to 586.64, 880.72 and 501.68

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Solution

The fourth proportional to 586.64, 880.72 and 501.68 is: 753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.64 : 880.72 = 501.68 : x
  2. Step 2: Convert to fraction form
    586.64/880.72 = 501.68/x
  3. Step 3: Cross multiply
    586.64x = 880.72 × 501.68
  4. Step 4: Simplify right side
    586.64x = 441,839.61
  5. Step 5: Solve for x
    x = 441,839.61/586.64
  6. Step 6: Final answer
    x = 753.17

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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.