Home / 403,542.19-556,754.92-260,397.37

Finding the Fourth Proportional to 403,542.19, 556,754.92 and 260,397.37

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Solution

The fourth proportional to 403,542.19, 556,754.92 and 260,397.37 is: 359,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,542.19 : 556,754.92 = 260,397.37 : x
  2. Step 2: Convert to fraction form
    403,542.19/556,754.92 = 260,397.37/x
  3. Step 3: Cross multiply
    403,542.19x = 556,754.92 × 260,397.37
  4. Step 4: Simplify right side
    403,542.19x = 144,977,516,902.56
  5. Step 5: Solve for x
    x = 144,977,516,902.56/403,542.19
  6. Step 6: Final answer
    x = 359,262.35

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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.