Home / 583,918.20-876,168.90-331,392.60

Finding the Fourth Proportional to 583,918.20, 876,168.90 and 331,392.60

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Solution

The fourth proportional to 583,918.20, 876,168.90 and 331,392.60 is: 497,254.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,918.20 : 876,168.90 = 331,392.60 : x
  2. Step 2: Convert to fraction form
    583,918.20/876,168.90 = 331,392.60/x
  3. Step 3: Cross multiply
    583,918.20x = 876,168.90 × 331,392.60
  4. Step 4: Simplify right side
    583,918.20x = 290,355,889,810.14
  5. Step 5: Solve for x
    x = 290,355,889,810.14/583,918.20
  6. Step 6: Final answer
    x = 497,254.39

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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.