Home / 423,020.24-583,757.64-272,116.88

Finding the Fourth Proportional to 423,020.24, 583,757.64 and 272,116.88

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Solution

The fourth proportional to 423,020.24, 583,757.64 and 272,116.88 is: 375,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,020.24 : 583,757.64 = 272,116.88 : x
  2. Step 2: Convert to fraction form
    423,020.24/583,757.64 = 272,116.88/x
  3. Step 3: Cross multiply
    423,020.24x = 583,757.64 × 272,116.88
  4. Step 4: Simplify right side
    423,020.24x = 158,850,307,672.96
  5. Step 5: Solve for x
    x = 158,850,307,672.96/423,020.24
  6. Step 6: Final answer
    x = 375,514.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.