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Finding the Fourth Proportional to 504,549.35, 755,967.59 and 304,449.28

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Solution

The fourth proportional to 504,549.35, 755,967.59 and 304,449.28 is: 456,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,549.35 : 755,967.59 = 304,449.28 : x
  2. Step 2: Convert to fraction form
    504,549.35/755,967.59 = 304,449.28/x
  3. Step 3: Cross multiply
    504,549.35x = 755,967.59 × 304,449.28
  4. Step 4: Simplify right side
    504,549.35x = 230,153,788,478.84
  5. Step 5: Solve for x
    x = 230,153,788,478.84/504,549.35
  6. Step 6: Final answer
    x = 456,157.14

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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.