Home / 934,521.08-1,401,182.76-394,631.11

Finding the Fourth Proportional to 934,521.08, 1,401,182.76 and 394,631.11

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Solution

The fourth proportional to 934,521.08, 1,401,182.76 and 394,631.11 is: 591,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,521.08 : 1,401,182.76 = 394,631.11 : x
  2. Step 2: Convert to fraction form
    934,521.08/1,401,182.76 = 394,631.11/x
  3. Step 3: Cross multiply
    934,521.08x = 1,401,182.76 × 394,631.11
  4. Step 4: Simplify right side
    934,521.08x = 552,950,307,891.66
  5. Step 5: Solve for x
    x = 552,950,307,891.66/934,521.08
  6. Step 6: Final answer
    x = 591,693.78

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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.