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Finding the Fourth Proportional to 317,252.88, 437,801.43 and 174,011.67

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Solution

The fourth proportional to 317,252.88, 437,801.43 and 174,011.67 is: 240,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,252.88 : 437,801.43 = 174,011.67 : x
  2. Step 2: Convert to fraction form
    317,252.88/437,801.43 = 174,011.67/x
  3. Step 3: Cross multiply
    317,252.88x = 437,801.43 × 174,011.67
  4. Step 4: Simplify right side
    317,252.88x = 76,182,557,962.69
  5. Step 5: Solve for x
    x = 76,182,557,962.69/317,252.88
  6. Step 6: Final answer
    x = 240,131.97

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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.