Home / 403,817.76-557,248.56-234,107.04

Finding the Fourth Proportional to 403,817.76, 557,248.56 and 234,107.04

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Solution

The fourth proportional to 403,817.76, 557,248.56 and 234,107.04 is: 323,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,817.76 : 557,248.56 = 234,107.04 : x
  2. Step 2: Convert to fraction form
    403,817.76/557,248.56 = 234,107.04/x
  3. Step 3: Cross multiply
    403,817.76x = 557,248.56 × 234,107.04
  4. Step 4: Simplify right side
    403,817.76x = 130,455,810,925.86
  5. Step 5: Solve for x
    x = 130,455,810,925.86/403,817.76
  6. Step 6: Final answer
    x = 323,056.15

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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.