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Finding the Fourth Proportional to 482,006.90, 723,010.35 and 245,810.90

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Solution

The fourth proportional to 482,006.90, 723,010.35 and 245,810.90 is: 368,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,006.90 : 723,010.35 = 245,810.90 : x
  2. Step 2: Convert to fraction form
    482,006.90/723,010.35 = 245,810.90/x
  3. Step 3: Cross multiply
    482,006.90x = 723,010.35 × 245,810.90
  4. Step 4: Simplify right side
    482,006.90x = 177,723,824,842.82
  5. Step 5: Solve for x
    x = 177,723,824,842.82/482,006.90
  6. Step 6: Final answer
    x = 368,716.35

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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.