Home / 590,531.80-883,464.90-512,512.60

Finding the Fourth Proportional to 590,531.80, 883,464.90 and 512,512.60

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Solution

The fourth proportional to 590,531.80, 883,464.90 and 512,512.60 is: 766,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,531.80 : 883,464.90 = 512,512.60 : x
  2. Step 2: Convert to fraction form
    590,531.80/883,464.90 = 512,512.60/x
  3. Step 3: Cross multiply
    590,531.80x = 883,464.90 × 512,512.60
  4. Step 4: Simplify right side
    590,531.80x = 452,786,892,907.74
  5. Step 5: Solve for x
    x = 452,786,892,907.74/590,531.80
  6. Step 6: Final answer
    x = 766,744.30

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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.