Home / 402,182.01-554,989.52-230,103.38

Finding the Fourth Proportional to 402,182.01, 554,989.52 and 230,103.38

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Solution

The fourth proportional to 402,182.01, 554,989.52 and 230,103.38 is: 317,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,182.01 : 554,989.52 = 230,103.38 : x
  2. Step 2: Convert to fraction form
    402,182.01/554,989.52 = 230,103.38/x
  3. Step 3: Cross multiply
    402,182.01x = 554,989.52 × 230,103.38
  4. Step 4: Simplify right side
    402,182.01x = 127,704,966,379.31
  5. Step 5: Solve for x
    x = 127,704,966,379.31/402,182.01
  6. Step 6: Final answer
    x = 317,530.28

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1.5x scale

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.