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Finding the Fourth Proportional to 597,196.80, 893,203.20 and 534,470.40

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Solution

The fourth proportional to 597,196.80, 893,203.20 and 534,470.40 is: 799,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,196.80 : 893,203.20 = 534,470.40 : x
  2. Step 2: Convert to fraction form
    597,196.80/893,203.20 = 534,470.40/x
  3. Step 3: Cross multiply
    597,196.80x = 893,203.20 × 534,470.40
  4. Step 4: Simplify right side
    597,196.80x = 477,390,671,585.28
  5. Step 5: Solve for x
    x = 477,390,671,585.28/597,196.80
  6. Step 6: Final answer
    x = 799,385.85

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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.