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Finding the Fourth Proportional to 544,341.09, 751,148.13 and 302,608.95

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Solution

The fourth proportional to 544,341.09, 751,148.13 and 302,608.95 is: 417,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,341.09 : 751,148.13 = 302,608.95 : x
  2. Step 2: Convert to fraction form
    544,341.09/751,148.13 = 302,608.95/x
  3. Step 3: Cross multiply
    544,341.09x = 751,148.13 × 302,608.95
  4. Step 4: Simplify right side
    544,341.09x = 227,304,146,913.76
  5. Step 5: Solve for x
    x = 227,304,146,913.76/544,341.09
  6. Step 6: Final answer
    x = 417,576.68

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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.