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Finding the Fourth Proportional to 544,462.68, 751,301.28 and 302,706.48

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Solution

The fourth proportional to 544,462.68, 751,301.28 and 302,706.48 is: 417,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,462.68 : 751,301.28 = 302,706.48 : x
  2. Step 2: Convert to fraction form
    544,462.68/751,301.28 = 302,706.48/x
  3. Step 3: Cross multiply
    544,462.68x = 751,301.28 × 302,706.48
  4. Step 4: Simplify right side
    544,462.68x = 227,423,765,888.29
  5. Step 5: Solve for x
    x = 227,423,765,888.29/544,462.68
  6. Step 6: Final answer
    x = 417,703.13

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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.