Home / 319,775.35-441,278.41-176,532.31

Finding the Fourth Proportional to 319,775.35, 441,278.41 and 176,532.31

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Solution

The fourth proportional to 319,775.35, 441,278.41 and 176,532.31 is: 243,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,775.35 : 441,278.41 = 176,532.31 : x
  2. Step 2: Convert to fraction form
    319,775.35/441,278.41 = 176,532.31/x
  3. Step 3: Cross multiply
    319,775.35x = 441,278.41 × 176,532.31
  4. Step 4: Simplify right side
    319,775.35x = 77,899,897,070.43
  5. Step 5: Solve for x
    x = 77,899,897,070.43/319,775.35
  6. Step 6: Final answer
    x = 243,608.20

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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.