Home / 661,535.28-992,536.20-240,853.68

Finding the Fourth Proportional to 661,535.28, 992,536.20 and 240,853.68

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Solution

The fourth proportional to 661,535.28, 992,536.20 and 240,853.68 is: 361,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,535.28 : 992,536.20 = 240,853.68 : x
  2. Step 2: Convert to fraction form
    661,535.28/992,536.20 = 240,853.68/x
  3. Step 3: Cross multiply
    661,535.28x = 992,536.20 × 240,853.68
  4. Step 4: Simplify right side
    661,535.28x = 239,055,996,303.22
  5. Step 5: Solve for x
    x = 239,055,996,303.22/661,535.28
  6. Step 6: Final answer
    x = 361,365.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.