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Finding the Fourth Proportional to 360,193.73, 497,171.21 and 237,775.73

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Solution

The fourth proportional to 360,193.73, 497,171.21 and 237,775.73 is: 328,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,193.73 : 497,171.21 = 237,775.73 : x
  2. Step 2: Convert to fraction form
    360,193.73/497,171.21 = 237,775.73/x
  3. Step 3: Cross multiply
    360,193.73x = 497,171.21 × 237,775.73
  4. Step 4: Simplify right side
    360,193.73x = 118,215,243,718.00
  5. Step 5: Solve for x
    x = 118,215,243,718.00/360,193.73
  6. Step 6: Final answer
    x = 328,199.06

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Double scale
Find fourth proportional to 360,194.73, 497,172.59 and 237,776.73
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.