Home / 374,130.90-516,470.45-238,351.01

Finding the Fourth Proportional to 374,130.90, 516,470.45 and 238,351.01

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Solution

The fourth proportional to 374,130.90, 516,470.45 and 238,351.01 is: 329,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,130.90 : 516,470.45 = 238,351.01 : x
  2. Step 2: Convert to fraction form
    374,130.90/516,470.45 = 238,351.01/x
  3. Step 3: Cross multiply
    374,130.90x = 516,470.45 × 238,351.01
  4. Step 4: Simplify right side
    374,130.90x = 123,101,249,618.55
  5. Step 5: Solve for x
    x = 123,101,249,618.55/374,130.90
  6. Step 6: Final answer
    x = 329,032.56

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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.