Home / 662,001.67-913,535.38-375,515.61

Finding the Fourth Proportional to 662,001.67, 913,535.38 and 375,515.61

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Solution

The fourth proportional to 662,001.67, 913,535.38 and 375,515.61 is: 518,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,001.67 : 913,535.38 = 375,515.61 : x
  2. Step 2: Convert to fraction form
    662,001.67/913,535.38 = 375,515.61/x
  3. Step 3: Cross multiply
    662,001.67x = 913,535.38 × 375,515.61
  4. Step 4: Simplify right side
    662,001.67x = 343,046,795,477.28
  5. Step 5: Solve for x
    x = 343,046,795,477.28/662,001.67
  6. Step 6: Final answer
    x = 518,196.27

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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.