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Finding the Fourth Proportional to 544,113.54, 816,169.32 and 144,754.30

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Solution

The fourth proportional to 544,113.54, 816,169.32 and 144,754.30 is: 217,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,113.54 : 816,169.32 = 144,754.30 : x
  2. Step 2: Convert to fraction form
    544,113.54/816,169.32 = 144,754.30/x
  3. Step 3: Cross multiply
    544,113.54x = 816,169.32 × 144,754.30
  4. Step 4: Simplify right side
    544,113.54x = 118,144,018,598.08
  5. Step 5: Solve for x
    x = 118,144,018,598.08/544,113.54
  6. Step 6: Final answer
    x = 217,131.19

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Similar ratio
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1.5x scale

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.