Home / 313,576.16-432,539.90-261,054.14

Finding the Fourth Proportional to 313,576.16, 432,539.90 and 261,054.14

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Solution

The fourth proportional to 313,576.16, 432,539.90 and 261,054.14 is: 360,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,576.16 : 432,539.90 = 261,054.14 : x
  2. Step 2: Convert to fraction form
    313,576.16/432,539.90 = 261,054.14/x
  3. Step 3: Cross multiply
    313,576.16x = 432,539.90 × 261,054.14
  4. Step 4: Simplify right side
    313,576.16x = 112,916,331,610.19
  5. Step 5: Solve for x
    x = 112,916,331,610.19/313,576.16
  6. Step 6: Final answer
    x = 360,092.21

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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.