Home / 388,827.80-583,241.70-360,834.20

Finding the Fourth Proportional to 388,827.80, 583,241.70 and 360,834.20

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Solution

The fourth proportional to 388,827.80, 583,241.70 and 360,834.20 is: 541,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,827.80 : 583,241.70 = 360,834.20 : x
  2. Step 2: Convert to fraction form
    388,827.80/583,241.70 = 360,834.20/x
  3. Step 3: Cross multiply
    388,827.80x = 583,241.70 × 360,834.20
  4. Step 4: Simplify right side
    388,827.80x = 210,453,552,226.14
  5. Step 5: Solve for x
    x = 210,453,552,226.14/388,827.80
  6. Step 6: Final answer
    x = 541,251.30

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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.