Home / 891,718.66-1,337,297-292,540.19

Finding the Fourth Proportional to 891,718.66, 1,337,297 and 292,540.19

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Solution

The fourth proportional to 891,718.66, 1,337,297 and 292,540.19 is: 438,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,718.66 : 1,337,297 = 292,540.19 : x
  2. Step 2: Convert to fraction form
    891,718.66/1,337,297 = 292,540.19/x
  3. Step 3: Cross multiply
    891,718.66x = 1,337,297 × 292,540.19
  4. Step 4: Simplify right side
    891,718.66x = 391,213,118,466.43
  5. Step 5: Solve for x
    x = 391,213,118,466.43/891,718.66
  6. Step 6: Final answer
    x = 438,718.10

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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.