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Finding the Fourth Proportional to 544,113.05, 816,168.59 and 144,753.82

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Solution

The fourth proportional to 544,113.05, 816,168.59 and 144,753.82 is: 217,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,113.05 : 816,168.59 = 144,753.82 : x
  2. Step 2: Convert to fraction form
    544,113.05/816,168.59 = 144,753.82/x
  3. Step 3: Cross multiply
    544,113.05x = 816,168.59 × 144,753.82
  4. Step 4: Simplify right side
    544,113.05x = 118,143,521,528.40
  5. Step 5: Solve for x
    x = 118,143,521,528.40/544,113.05
  6. Step 6: Final answer
    x = 217,130.47

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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.