Home / 619,743.32-929,461.88-170,442.36

Finding the Fourth Proportional to 619,743.32, 929,461.88 and 170,442.36

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Solution

The fourth proportional to 619,743.32, 929,461.88 and 170,442.36 is: 255,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,743.32 : 929,461.88 = 170,442.36 : x
  2. Step 2: Convert to fraction form
    619,743.32/929,461.88 = 170,442.36/x
  3. Step 3: Cross multiply
    619,743.32x = 929,461.88 × 170,442.36
  4. Step 4: Simplify right side
    619,743.32x = 158,419,676,357.24
  5. Step 5: Solve for x
    x = 158,419,676,357.24/619,743.32
  6. Step 6: Final answer
    x = 255,621.43

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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.