Home / 374,960.16-517,445.76-205,205.04

Finding the Fourth Proportional to 374,960.16, 517,445.76 and 205,205.04

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Solution

The fourth proportional to 374,960.16, 517,445.76 and 205,205.04 is: 283,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,960.16 : 517,445.76 = 205,205.04 : x
  2. Step 2: Convert to fraction form
    374,960.16/517,445.76 = 205,205.04/x
  3. Step 3: Cross multiply
    374,960.16x = 517,445.76 × 205,205.04
  4. Step 4: Simplify right side
    374,960.16x = 106,182,477,878.63
  5. Step 5: Solve for x
    x = 106,182,477,878.63/374,960.16
  6. Step 6: Final answer
    x = 283,183.36

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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.