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Finding the Fourth Proportional to 802,897.32, 1,204,420.50 and 573,048.48

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Solution

The fourth proportional to 802,897.32, 1,204,420.50 and 573,048.48 is: 859,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,897.32 : 1,204,420.50 = 573,048.48 : x
  2. Step 2: Convert to fraction form
    802,897.32/1,204,420.50 = 573,048.48/x
  3. Step 3: Cross multiply
    802,897.32x = 1,204,420.50 × 573,048.48
  4. Step 4: Simplify right side
    802,897.32x = 690,191,336,805.84
  5. Step 5: Solve for x
    x = 690,191,336,805.84/802,897.32
  6. Step 6: Final answer
    x = 859,625.91

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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.