Home / 934,888.91-1,401,834.80-485,156.93

Finding the Fourth Proportional to 934,888.91, 1,401,834.80 and 485,156.93

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Solution

The fourth proportional to 934,888.91, 1,401,834.80 and 485,156.93 is: 727,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,888.91 : 1,401,834.80 = 485,156.93 : x
  2. Step 2: Convert to fraction form
    934,888.91/1,401,834.80 = 485,156.93/x
  3. Step 3: Cross multiply
    934,888.91x = 1,401,834.80 × 485,156.93
  4. Step 4: Simplify right side
    934,888.91x = 680,109,862,138.88
  5. Step 5: Solve for x
    x = 680,109,862,138.88/934,888.91
  6. Step 6: Final answer
    x = 727,476.66

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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.