Home / 260,463.03-392,646.81-243,103.02

Finding the Fourth Proportional to 260,463.03, 392,646.81 and 243,103.02

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Solution

The fourth proportional to 260,463.03, 392,646.81 and 243,103.02 is: 366,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,463.03 : 392,646.81 = 243,103.02 : x
  2. Step 2: Convert to fraction form
    260,463.03/392,646.81 = 243,103.02/x
  3. Step 3: Cross multiply
    260,463.03x = 392,646.81 × 243,103.02
  4. Step 4: Simplify right side
    260,463.03x = 95,453,625,304.37
  5. Step 5: Solve for x
    x = 95,453,625,304.37/260,463.03
  6. Step 6: Final answer
    x = 366,476.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.