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Finding the Fourth Proportional to 583,950.12, 875,923.56 and 140,718.12

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Solution

The fourth proportional to 583,950.12, 875,923.56 and 140,718.12 is: 211,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,950.12 : 875,923.56 = 140,718.12 : x
  2. Step 2: Convert to fraction form
    583,950.12/875,923.56 = 140,718.12/x
  3. Step 3: Cross multiply
    583,950.12x = 875,923.56 × 140,718.12
  4. Step 4: Simplify right side
    583,950.12x = 123,258,316,626.91
  5. Step 5: Solve for x
    x = 123,258,316,626.91/583,950.12
  6. Step 6: Final answer
    x = 211,076.79

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Double scale
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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.