Home / 708,001.70-1,061,608.86-234,428.72

Finding the Fourth Proportional to 708,001.70, 1,061,608.86 and 234,428.72

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Solution

The fourth proportional to 708,001.70, 1,061,608.86 and 234,428.72 is: 351,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,001.70 : 1,061,608.86 = 234,428.72 : x
  2. Step 2: Convert to fraction form
    708,001.70/1,061,608.86 = 234,428.72/x
  3. Step 3: Cross multiply
    708,001.70x = 1,061,608.86 × 234,428.72
  4. Step 4: Simplify right side
    708,001.70x = 248,871,600,882.42
  5. Step 5: Solve for x
    x = 248,871,600,882.42/708,001.70
  6. Step 6: Final answer
    x = 351,512.72

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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.