Home / 622,849.71-934,274.40-356,421.89

Finding the Fourth Proportional to 622,849.71, 934,274.40 and 356,421.89

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Solution

The fourth proportional to 622,849.71, 934,274.40 and 356,421.89 is: 534,632.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,849.71 : 934,274.40 = 356,421.89 : x
  2. Step 2: Convert to fraction form
    622,849.71/934,274.40 = 356,421.89/x
  3. Step 3: Cross multiply
    622,849.71x = 934,274.40 × 356,421.89
  4. Step 4: Simplify right side
    622,849.71x = 332,995,842,755.24
  5. Step 5: Solve for x
    x = 332,995,842,755.24/622,849.71
  6. Step 6: Final answer
    x = 534,632.73

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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.