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Finding the Fourth Proportional to 650,717.60, 974,108.10 and 579,858.80

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Solution

The fourth proportional to 650,717.60, 974,108.10 and 579,858.80 is: 868,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,717.60 : 974,108.10 = 579,858.80 : x
  2. Step 2: Convert to fraction form
    650,717.60/974,108.10 = 579,858.80/x
  3. Step 3: Cross multiply
    650,717.60x = 974,108.10 × 579,858.80
  4. Step 4: Simplify right side
    650,717.60x = 564,845,153,936.28
  5. Step 5: Solve for x
    x = 564,845,153,936.28/650,717.60
  6. Step 6: Final answer
    x = 868,034.23

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1.5x scale

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.