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Finding the Fourth Proportional to 534,676.32, 737,821.44 and 292,916.16

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Solution

The fourth proportional to 534,676.32, 737,821.44 and 292,916.16 is: 404,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,676.32 : 737,821.44 = 292,916.16 : x
  2. Step 2: Convert to fraction form
    534,676.32/737,821.44 = 292,916.16/x
  3. Step 3: Cross multiply
    534,676.32x = 737,821.44 × 292,916.16
  4. Step 4: Simplify right side
    534,676.32x = 216,119,822,970.47
  5. Step 5: Solve for x
    x = 216,119,822,970.47/534,676.32
  6. Step 6: Final answer
    x = 404,206.83

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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.