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Finding the Fourth Proportional to 503,954.76, 695,457.60 and 277,600.32

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Solution

The fourth proportional to 503,954.76, 695,457.60 and 277,600.32 is: 383,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,954.76 : 695,457.60 = 277,600.32 : x
  2. Step 2: Convert to fraction form
    503,954.76/695,457.60 = 277,600.32/x
  3. Step 3: Cross multiply
    503,954.76x = 695,457.60 × 277,600.32
  4. Step 4: Simplify right side
    503,954.76x = 193,059,252,306.43
  5. Step 5: Solve for x
    x = 193,059,252,306.43/503,954.76
  6. Step 6: Final answer
    x = 383,088.46

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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.