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Finding the Fourth Proportional to 504,054.75, 695,595.56 and 277,705.11

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Solution

The fourth proportional to 504,054.75, 695,595.56 and 277,705.11 is: 383,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,054.75 : 695,595.56 = 277,705.11 : x
  2. Step 2: Convert to fraction form
    504,054.75/695,595.56 = 277,705.11/x
  3. Step 3: Cross multiply
    504,054.75x = 695,595.56 × 277,705.11
  4. Step 4: Simplify right side
    504,054.75x = 193,170,440,116.79
  5. Step 5: Solve for x
    x = 193,170,440,116.79/504,054.75
  6. Step 6: Final answer
    x = 383,233.05

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Double scale
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Similar ratio
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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.