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Finding the Fourth Proportional to 586,954.80, 808,546.68 and 500,632.56

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Solution

The fourth proportional to 586,954.80, 808,546.68 and 500,632.56 is: 689,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,954.80 : 808,546.68 = 500,632.56 : x
  2. Step 2: Convert to fraction form
    586,954.80/808,546.68 = 500,632.56/x
  3. Step 3: Cross multiply
    586,954.80x = 808,546.68 × 500,632.56
  4. Step 4: Simplify right side
    586,954.80x = 404,784,794,287.90
  5. Step 5: Solve for x
    x = 404,784,794,287.90/586,954.80
  6. Step 6: Final answer
    x = 689,635.38

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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.