Home / 614,025.20-921,037.80-277,227.20

Finding the Fourth Proportional to 614,025.20, 921,037.80 and 277,227.20

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Solution

The fourth proportional to 614,025.20, 921,037.80 and 277,227.20 is: 415,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,025.20 : 921,037.80 = 277,227.20 : x
  2. Step 2: Convert to fraction form
    614,025.20/921,037.80 = 277,227.20/x
  3. Step 3: Cross multiply
    614,025.20x = 921,037.80 × 277,227.20
  4. Step 4: Simplify right side
    614,025.20x = 255,336,730,388.16
  5. Step 5: Solve for x
    x = 255,336,730,388.16/614,025.20
  6. Step 6: Final answer
    x = 415,840.80

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Similar ratio
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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.