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Finding the Fourth Proportional to 264,002.80, 364,228.12 and 173,407.76

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Solution

The fourth proportional to 264,002.80, 364,228.12 and 173,407.76 is: 239,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,002.80 : 364,228.12 = 173,407.76 : x
  2. Step 2: Convert to fraction form
    264,002.80/364,228.12 = 173,407.76/x
  3. Step 3: Cross multiply
    264,002.80x = 364,228.12 × 173,407.76
  4. Step 4: Simplify right side
    264,002.80x = 63,159,982,418.21
  5. Step 5: Solve for x
    x = 63,159,982,418.21/264,002.80
  6. Step 6: Final answer
    x = 239,239.82

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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.