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Finding the Fourth Proportional to 598,619.80, 895,337.70 and 535,893.40

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Solution

The fourth proportional to 598,619.80, 895,337.70 and 535,893.40 is: 801,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,619.80 : 895,337.70 = 535,893.40 : x
  2. Step 2: Convert to fraction form
    598,619.80/895,337.70 = 535,893.40/x
  3. Step 3: Cross multiply
    598,619.80x = 895,337.70 × 535,893.40
  4. Step 4: Simplify right side
    598,619.80x = 479,805,564,201.18
  5. Step 5: Solve for x
    x = 479,805,564,201.18/598,619.80
  6. Step 6: Final answer
    x = 801,519.70

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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.