Home / 438,570.18-605,226.51-237,366.18

Finding the Fourth Proportional to 438,570.18, 605,226.51 and 237,366.18

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Solution

The fourth proportional to 438,570.18, 605,226.51 and 237,366.18 is: 327,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,570.18 : 605,226.51 = 237,366.18 : x
  2. Step 2: Convert to fraction form
    438,570.18/605,226.51 = 237,366.18/x
  3. Step 3: Cross multiply
    438,570.18x = 605,226.51 × 237,366.18
  4. Step 4: Simplify right side
    438,570.18x = 143,660,304,713.43
  5. Step 5: Solve for x
    x = 143,660,304,713.43/438,570.18
  6. Step 6: Final answer
    x = 327,565.15

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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.