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Finding the Fourth Proportional to 504,003.60, 756,005.40 and 304,549.20

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Solution

The fourth proportional to 504,003.60, 756,005.40 and 304,549.20 is: 456,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,003.60 : 756,005.40 = 304,549.20 : x
  2. Step 2: Convert to fraction form
    504,003.60/756,005.40 = 304,549.20/x
  3. Step 3: Cross multiply
    504,003.60x = 756,005.40 × 304,549.20
  4. Step 4: Simplify right side
    504,003.60x = 230,240,839,765.68
  5. Step 5: Solve for x
    x = 230,240,839,765.68/504,003.60
  6. Step 6: Final answer
    x = 456,823.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.