Home / 805,159.20-1,111,107.23-442,575.29

Finding the Fourth Proportional to 805,159.20, 1,111,107.23 and 442,575.29

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Solution

The fourth proportional to 805,159.20, 1,111,107.23 and 442,575.29 is: 610,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,159.20 : 1,111,107.23 = 442,575.29 : x
  2. Step 2: Convert to fraction form
    805,159.20/1,111,107.23 = 442,575.29/x
  3. Step 3: Cross multiply
    805,159.20x = 1,111,107.23 × 442,575.29
  4. Step 4: Simplify right side
    805,159.20x = 491,748,596,769.93
  5. Step 5: Solve for x
    x = 491,748,596,769.93/805,159.20
  6. Step 6: Final answer
    x = 610,747.04

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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.