Home / 417,203.04-576,215.36-282,833.76

Finding the Fourth Proportional to 417,203.04, 576,215.36 and 282,833.76

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Solution

The fourth proportional to 417,203.04, 576,215.36 and 282,833.76 is: 390,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,203.04 : 576,215.36 = 282,833.76 : x
  2. Step 2: Convert to fraction form
    417,203.04/576,215.36 = 282,833.76/x
  3. Step 3: Cross multiply
    417,203.04x = 576,215.36 × 282,833.76
  4. Step 4: Simplify right side
    417,203.04x = 162,973,156,838.55
  5. Step 5: Solve for x
    x = 162,973,156,838.55/417,203.04
  6. Step 6: Final answer
    x = 390,632.72

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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.