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Finding the Fourth Proportional to 246,237.60, 369,370.80 and 77,763.12

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Solution

The fourth proportional to 246,237.60, 369,370.80 and 77,763.12 is: 116,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,237.60 : 369,370.80 = 77,763.12 : x
  2. Step 2: Convert to fraction form
    246,237.60/369,370.80 = 77,763.12/x
  3. Step 3: Cross multiply
    246,237.60x = 369,370.80 × 77,763.12
  4. Step 4: Simplify right side
    246,237.60x = 28,723,425,844.90
  5. Step 5: Solve for x
    x = 28,723,425,844.90/246,237.60
  6. Step 6: Final answer
    x = 116,649.23

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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.