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Finding the Fourth Proportional to 504,025.80, 695,557.62 and 277,672.20

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Solution

The fourth proportional to 504,025.80, 695,557.62 and 277,672.20 is: 383,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,025.80 : 695,557.62 = 277,672.20 : x
  2. Step 2: Convert to fraction form
    504,025.80/695,557.62 = 277,672.20/x
  3. Step 3: Cross multiply
    504,025.80x = 695,557.62 × 277,672.20
  4. Step 4: Simplify right side
    504,025.80x = 193,137,014,572.16
  5. Step 5: Solve for x
    x = 193,137,014,572.16/504,025.80
  6. Step 6: Final answer
    x = 383,188.75

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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.