Home / 461,330.10-692,513.55-356,613.30

Finding the Fourth Proportional to 461,330.10, 692,513.55 and 356,613.30

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Solution

The fourth proportional to 461,330.10, 692,513.55 and 356,613.30 is: 535,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,330.10 : 692,513.55 = 356,613.30 : x
  2. Step 2: Convert to fraction form
    461,330.10/692,513.55 = 356,613.30/x
  3. Step 3: Cross multiply
    461,330.10x = 692,513.55 × 356,613.30
  4. Step 4: Simplify right side
    461,330.10x = 246,959,542,360.22
  5. Step 5: Solve for x
    x = 246,959,542,360.22/461,330.10
  6. Step 6: Final answer
    x = 535,320.68

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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.