Home / 755,331.80-1,134,309.90-401,037.80

Finding the Fourth Proportional to 755,331.80, 1,134,309.90 and 401,037.80

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Solution

The fourth proportional to 755,331.80, 1,134,309.90 and 401,037.80 is: 602,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,331.80 : 1,134,309.90 = 401,037.80 : x
  2. Step 2: Convert to fraction form
    755,331.80/1,134,309.90 = 401,037.80/x
  3. Step 3: Cross multiply
    755,331.80x = 1,134,309.90 × 401,037.80
  4. Step 4: Simplify right side
    755,331.80x = 454,901,146,814.22
  5. Step 5: Solve for x
    x = 454,901,146,814.22/755,331.80
  6. Step 6: Final answer
    x = 602,253.40

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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.