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Finding the Fourth Proportional to 360,553.68, 540,841.59 and 123,893.01

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Solution

The fourth proportional to 360,553.68, 540,841.59 and 123,893.01 is: 185,843.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,553.68 : 540,841.59 = 123,893.01 : x
  2. Step 2: Convert to fraction form
    360,553.68/540,841.59 = 123,893.01/x
  3. Step 3: Cross multiply
    360,553.68x = 540,841.59 × 123,893.01
  4. Step 4: Simplify right side
    360,553.68x = 67,006,492,518.29
  5. Step 5: Solve for x
    x = 67,006,492,518.29/360,553.68
  6. Step 6: Final answer
    x = 185,843.32

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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.