Home / 579,991.80-869,953.08-180,576.36

Finding the Fourth Proportional to 579,991.80, 869,953.08 and 180,576.36

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Solution

The fourth proportional to 579,991.80, 869,953.08 and 180,576.36 is: 270,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,991.80 : 869,953.08 = 180,576.36 : x
  2. Step 2: Convert to fraction form
    579,991.80/869,953.08 = 180,576.36/x
  3. Step 3: Cross multiply
    579,991.80x = 869,953.08 × 180,576.36
  4. Step 4: Simplify right side
    579,991.80x = 157,092,960,557.19
  5. Step 5: Solve for x
    x = 157,092,960,557.19/579,991.80
  6. Step 6: Final answer
    x = 270,853.76

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1.5x scale

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.