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Finding the Fourth Proportional to 503,766.98, 695,199.45 and 277,412.90

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Solution

The fourth proportional to 503,766.98, 695,199.45 and 277,412.90 is: 382,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,766.98 : 695,199.45 = 277,412.90 : x
  2. Step 2: Convert to fraction form
    503,766.98/695,199.45 = 277,412.90/x
  3. Step 3: Cross multiply
    503,766.98x = 695,199.45 × 277,412.90
  4. Step 4: Simplify right side
    503,766.98x = 192,857,295,502.91
  5. Step 5: Solve for x
    x = 192,857,295,502.91/503,766.98
  6. Step 6: Final answer
    x = 382,830.36

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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.