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Finding the Fourth Proportional to 597,917.80, 896,430.30 and 361,210.60

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Solution

The fourth proportional to 597,917.80, 896,430.30 and 361,210.60 is: 541,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,917.80 : 896,430.30 = 361,210.60 : x
  2. Step 2: Convert to fraction form
    597,917.80/896,430.30 = 361,210.60/x
  3. Step 3: Cross multiply
    597,917.80x = 896,430.30 × 361,210.60
  4. Step 4: Simplify right side
    597,917.80x = 323,800,126,521.18
  5. Step 5: Solve for x
    x = 323,800,126,521.18/597,917.80
  6. Step 6: Final answer
    x = 541,546.22

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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.