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Finding the Fourth Proportional to 544,323.16, 751,191.59 and 302,609.76

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Solution

The fourth proportional to 544,323.16, 751,191.59 and 302,609.76 is: 417,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,323.16 : 751,191.59 = 302,609.76 : x
  2. Step 2: Convert to fraction form
    544,323.16/751,191.59 = 302,609.76/x
  3. Step 3: Cross multiply
    544,323.16x = 751,191.59 × 302,609.76
  4. Step 4: Simplify right side
    544,323.16x = 227,317,906,763.92
  5. Step 5: Solve for x
    x = 227,317,906,763.92/544,323.16
  6. Step 6: Final answer
    x = 417,615.72

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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.