Home / 319,764.64-441,278.78-176,524.76

Finding the Fourth Proportional to 319,764.64, 441,278.78 and 176,524.76

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Solution

The fourth proportional to 319,764.64, 441,278.78 and 176,524.76 is: 243,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,764.64 : 441,278.78 = 176,524.76 : x
  2. Step 2: Convert to fraction form
    319,764.64/441,278.78 = 176,524.76/x
  3. Step 3: Cross multiply
    319,764.64x = 441,278.78 × 176,524.76
  4. Step 4: Simplify right side
    319,764.64x = 77,896,630,732.59
  5. Step 5: Solve for x
    x = 77,896,630,732.59/319,764.64
  6. Step 6: Final answer
    x = 243,606.14

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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.