Home / 891,705.33-1,337,578.53-217,792.23

Finding the Fourth Proportional to 891,705.33, 1,337,578.53 and 217,792.23

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Solution

The fourth proportional to 891,705.33, 1,337,578.53 and 217,792.23 is: 326,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,705.33 : 1,337,578.53 = 217,792.23 : x
  2. Step 2: Convert to fraction form
    891,705.33/1,337,578.53 = 217,792.23/x
  3. Step 3: Cross multiply
    891,705.33x = 1,337,578.53 × 217,792.23
  4. Step 4: Simplify right side
    891,705.33x = 291,314,210,848.82
  5. Step 5: Solve for x
    x = 291,314,210,848.82/891,705.33
  6. Step 6: Final answer
    x = 326,693.36

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Double scale
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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.