Home / 338,740.10-467,461.34-187,837.10

Finding the Fourth Proportional to 338,740.10, 467,461.34 and 187,837.10

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Solution

The fourth proportional to 338,740.10, 467,461.34 and 187,837.10 is: 259,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,740.10 : 467,461.34 = 187,837.10 : x
  2. Step 2: Convert to fraction form
    338,740.10/467,461.34 = 187,837.10/x
  3. Step 3: Cross multiply
    338,740.10x = 467,461.34 × 187,837.10
  4. Step 4: Simplify right side
    338,740.10x = 87,806,583,227.47
  5. Step 5: Solve for x
    x = 87,806,583,227.47/338,740.10
  6. Step 6: Final answer
    x = 259,215.20

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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.