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Finding the Fourth Proportional to 503,900.60, 695,382.80 and 277,546.10

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Solution

The fourth proportional to 503,900.60, 695,382.80 and 277,546.10 is: 383,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,900.60 : 695,382.80 = 277,546.10 : x
  2. Step 2: Convert to fraction form
    503,900.60/695,382.80 = 277,546.10/x
  3. Step 3: Cross multiply
    503,900.60x = 695,382.80 × 277,546.10
  4. Step 4: Simplify right side
    503,900.60x = 193,000,779,282.44
  5. Step 5: Solve for x
    x = 193,000,779,282.44/503,900.60
  6. Step 6: Final answer
    x = 383,013.60

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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.