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Finding the Fourth Proportional to 544,354.53, 751,143.59 and 302,606.13

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Solution

The fourth proportional to 544,354.53, 751,143.59 and 302,606.13 is: 417,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,354.53 : 751,143.59 = 302,606.13 : x
  2. Step 2: Convert to fraction form
    544,354.53/751,143.59 = 302,606.13/x
  3. Step 3: Cross multiply
    544,354.53x = 751,143.59 × 302,606.13
  4. Step 4: Simplify right side
    544,354.53x = 227,300,653,331.18
  5. Step 5: Solve for x
    x = 227,300,653,331.18/544,354.53
  6. Step 6: Final answer
    x = 417,559.96

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Double scale
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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.