Home / 612,016.38-844,565.70-340,077.24

Finding the Fourth Proportional to 612,016.38, 844,565.70 and 340,077.24

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Solution

The fourth proportional to 612,016.38, 844,565.70 and 340,077.24 is: 469,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,016.38 : 844,565.70 = 340,077.24 : x
  2. Step 2: Convert to fraction form
    612,016.38/844,565.70 = 340,077.24/x
  3. Step 3: Cross multiply
    612,016.38x = 844,565.70 × 340,077.24
  4. Step 4: Simplify right side
    612,016.38x = 287,217,572,254.67
  5. Step 5: Solve for x
    x = 287,217,572,254.67/612,016.38
  6. Step 6: Final answer
    x = 469,297.20

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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.