Home / 338,938.13-467,718.93-185,972.51

Finding the Fourth Proportional to 338,938.13, 467,718.93 and 185,972.51

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Solution

The fourth proportional to 338,938.13, 467,718.93 and 185,972.51 is: 256,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,938.13 : 467,718.93 = 185,972.51 : x
  2. Step 2: Convert to fraction form
    338,938.13/467,718.93 = 185,972.51/x
  3. Step 3: Cross multiply
    338,938.13x = 467,718.93 × 185,972.51
  4. Step 4: Simplify right side
    338,938.13x = 86,982,863,386.61
  5. Step 5: Solve for x
    x = 86,982,863,386.61/338,938.13
  6. Step 6: Final answer
    x = 256,633.46

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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.