Home / 657,052.20-985,967.10-433,060.20

Finding the Fourth Proportional to 657,052.20, 985,967.10 and 433,060.20

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Solution

The fourth proportional to 657,052.20, 985,967.10 and 433,060.20 is: 649,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,052.20 : 985,967.10 = 433,060.20 : x
  2. Step 2: Convert to fraction form
    657,052.20/985,967.10 = 433,060.20/x
  3. Step 3: Cross multiply
    657,052.20x = 985,967.10 × 433,060.20
  4. Step 4: Simplify right side
    657,052.20x = 426,983,109,519.42
  5. Step 5: Solve for x
    x = 426,983,109,519.42/657,052.20
  6. Step 6: Final answer
    x = 649,846.56

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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.