Home / 417,962.33-576,964.55-282,180.18

Finding the Fourth Proportional to 417,962.33, 576,964.55 and 282,180.18

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Solution

The fourth proportional to 417,962.33, 576,964.55 and 282,180.18 is: 389,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,962.33 : 576,964.55 = 282,180.18 : x
  2. Step 2: Convert to fraction form
    417,962.33/576,964.55 = 282,180.18/x
  3. Step 3: Cross multiply
    417,962.33x = 576,964.55 × 282,180.18
  4. Step 4: Simplify right side
    417,962.33x = 162,807,961,278.07
  5. Step 5: Solve for x
    x = 162,807,961,278.07/417,962.33
  6. Step 6: Final answer
    x = 389,527.84

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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.