Home / 495,186.55-683,360.31-291,246.10

Finding the Fourth Proportional to 495,186.55, 683,360.31 and 291,246.10

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Solution

The fourth proportional to 495,186.55, 683,360.31 and 291,246.10 is: 401,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,186.55 : 683,360.31 = 291,246.10 : x
  2. Step 2: Convert to fraction form
    495,186.55/683,360.31 = 291,246.10/x
  3. Step 3: Cross multiply
    495,186.55x = 683,360.31 × 291,246.10
  4. Step 4: Simplify right side
    495,186.55x = 199,026,025,182.29
  5. Step 5: Solve for x
    x = 199,026,025,182.29/495,186.55
  6. Step 6: Final answer
    x = 401,921.31

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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.