Home / 417,963.88-576,966.74-282,181.76

Finding the Fourth Proportional to 417,963.88, 576,966.74 and 282,181.76

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Solution

The fourth proportional to 417,963.88, 576,966.74 and 282,181.76 is: 389,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,963.88 : 576,966.74 = 282,181.76 : x
  2. Step 2: Convert to fraction form
    417,963.88/576,966.74 = 282,181.76/x
  3. Step 3: Cross multiply
    417,963.88x = 576,966.74 × 282,181.76
  4. Step 4: Simplify right side
    417,963.88x = 162,809,490,154.66
  5. Step 5: Solve for x
    x = 162,809,490,154.66/417,963.88
  6. Step 6: Final answer
    x = 389,530.05

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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.