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Finding the Fourth Proportional to 503,944.02, 695,442.80 and 277,589.52

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Solution

The fourth proportional to 503,944.02, 695,442.80 and 277,589.52 is: 383,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,944.02 : 695,442.80 = 277,589.52 : x
  2. Step 2: Convert to fraction form
    503,944.02/695,442.80 = 277,589.52/x
  3. Step 3: Cross multiply
    503,944.02x = 695,442.80 × 277,589.52
  4. Step 4: Simplify right side
    503,944.02x = 193,047,633,039.46
  5. Step 5: Solve for x
    x = 193,047,633,039.46/503,944.02
  6. Step 6: Final answer
    x = 383,073.57

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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.