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Finding the Fourth Proportional to 364,080.60, 545,829.30 and 153,545.40

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Solution

The fourth proportional to 364,080.60, 545,829.30 and 153,545.40 is: 230,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,080.60 : 545,829.30 = 153,545.40 : x
  2. Step 2: Convert to fraction form
    364,080.60/545,829.30 = 153,545.40/x
  3. Step 3: Cross multiply
    364,080.60x = 545,829.30 × 153,545.40
  4. Step 4: Simplify right side
    364,080.60x = 83,809,578,200.22
  5. Step 5: Solve for x
    x = 83,809,578,200.22/364,080.60
  6. Step 6: Final answer
    x = 230,195.12

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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.