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Finding the Fourth Proportional to 356,347.98, 534,633.14 and 119,700.92

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Solution

The fourth proportional to 356,347.98, 534,633.14 and 119,700.92 is: 179,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,347.98 : 534,633.14 = 119,700.92 : x
  2. Step 2: Convert to fraction form
    356,347.98/534,633.14 = 119,700.92/x
  3. Step 3: Cross multiply
    356,347.98x = 534,633.14 × 119,700.92
  4. Step 4: Simplify right side
    356,347.98x = 63,996,080,356.32
  5. Step 5: Solve for x
    x = 63,996,080,356.32/356,347.98
  6. Step 6: Final answer
    x = 179,588.73

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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.