Home / 424,015.32-585,139.14-242,726.34

Finding the Fourth Proportional to 424,015.32, 585,139.14 and 242,726.34

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Solution

The fourth proportional to 424,015.32, 585,139.14 and 242,726.34 is: 334,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,015.32 : 585,139.14 = 242,726.34 : x
  2. Step 2: Convert to fraction form
    424,015.32/585,139.14 = 242,726.34/x
  3. Step 3: Cross multiply
    424,015.32x = 585,139.14 × 242,726.34
  4. Step 4: Simplify right side
    424,015.32x = 142,028,681,842.95
  5. Step 5: Solve for x
    x = 142,028,681,842.95/424,015.32
  6. Step 6: Final answer
    x = 334,961.20

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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.