Home / 957,301.18-1,321,075.63-527,581.31

Finding the Fourth Proportional to 957,301.18, 1,321,075.63 and 527,581.31

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Solution

The fourth proportional to 957,301.18, 1,321,075.63 and 527,581.31 is: 728,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,301.18 : 1,321,075.63 = 527,581.31 : x
  2. Step 2: Convert to fraction form
    957,301.18/1,321,075.63 = 527,581.31/x
  3. Step 3: Cross multiply
    957,301.18x = 1,321,075.63 × 527,581.31
  4. Step 4: Simplify right side
    957,301.18x = 696,974,810,165.52
  5. Step 5: Solve for x
    x = 696,974,810,165.52/957,301.18
  6. Step 6: Final answer
    x = 728,062.21

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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.