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Finding the Fourth Proportional to 194,802.40, 292,203.60 and 124,818.40

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Solution

The fourth proportional to 194,802.40, 292,203.60 and 124,818.40 is: 187,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,802.40 : 292,203.60 = 124,818.40 : x
  2. Step 2: Convert to fraction form
    194,802.40/292,203.60 = 124,818.40/x
  3. Step 3: Cross multiply
    194,802.40x = 292,203.60 × 124,818.40
  4. Step 4: Simplify right side
    194,802.40x = 36,472,385,826.24
  5. Step 5: Solve for x
    x = 36,472,385,826.24/194,802.40
  6. Step 6: Final answer
    x = 187,227.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.