Home / 461,356.90-636,673.14-270,370.13

Finding the Fourth Proportional to 461,356.90, 636,673.14 and 270,370.13

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Solution

The fourth proportional to 461,356.90, 636,673.14 and 270,370.13 is: 373,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,356.90 : 636,673.14 = 270,370.13 : x
  2. Step 2: Convert to fraction form
    461,356.90/636,673.14 = 270,370.13/x
  3. Step 3: Cross multiply
    461,356.90x = 636,673.14 × 270,370.13
  4. Step 4: Simplify right side
    461,356.90x = 172,137,396,445.94
  5. Step 5: Solve for x
    x = 172,137,396,445.94/461,356.90
  6. Step 6: Final answer
    x = 373,111.14

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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.