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Finding the Fourth Proportional to 296,320.88, 408,878.81 and 179,973.80

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Solution

The fourth proportional to 296,320.88, 408,878.81 and 179,973.80 is: 248,337.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,320.88 : 408,878.81 = 179,973.80 : x
  2. Step 2: Convert to fraction form
    296,320.88/408,878.81 = 179,973.80/x
  3. Step 3: Cross multiply
    296,320.88x = 408,878.81 × 179,973.80
  4. Step 4: Simplify right side
    296,320.88x = 73,587,471,580.72
  5. Step 5: Solve for x
    x = 73,587,471,580.72/296,320.88
  6. Step 6: Final answer
    x = 248,337.12

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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.