Home / 744,414.30-1,116,621.45-460,979.10

Finding the Fourth Proportional to 744,414.30, 1,116,621.45 and 460,979.10

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Solution

The fourth proportional to 744,414.30, 1,116,621.45 and 460,979.10 is: 691,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,414.30 : 1,116,621.45 = 460,979.10 : x
  2. Step 2: Convert to fraction form
    744,414.30/1,116,621.45 = 460,979.10/x
  3. Step 3: Cross multiply
    744,414.30x = 1,116,621.45 × 460,979.10
  4. Step 4: Simplify right side
    744,414.30x = 514,739,151,061.70
  5. Step 5: Solve for x
    x = 514,739,151,061.70/744,414.30
  6. Step 6: Final answer
    x = 691,468.65

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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.