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Finding the Fourth Proportional to 251,425.38, 376,888.95 and 118,066.91

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Solution

The fourth proportional to 251,425.38, 376,888.95 and 118,066.91 is: 176,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,425.38 : 376,888.95 = 118,066.91 : x
  2. Step 2: Convert to fraction form
    251,425.38/376,888.95 = 118,066.91/x
  3. Step 3: Cross multiply
    251,425.38x = 376,888.95 × 118,066.91
  4. Step 4: Simplify right side
    251,425.38x = 44,498,114,681.87
  5. Step 5: Solve for x
    x = 44,498,114,681.87/251,425.38
  6. Step 6: Final answer
    x = 176,983.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.