Home / 769,103.34-1,061,384.49-429,593.46

Finding the Fourth Proportional to 769,103.34, 1,061,384.49 and 429,593.46

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Solution

The fourth proportional to 769,103.34, 1,061,384.49 and 429,593.46 is: 592,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,103.34 : 1,061,384.49 = 429,593.46 : x
  2. Step 2: Convert to fraction form
    769,103.34/1,061,384.49 = 429,593.46/x
  3. Step 3: Cross multiply
    769,103.34x = 1,061,384.49 × 429,593.46
  4. Step 4: Simplify right side
    769,103.34x = 455,963,835,449.44
  5. Step 5: Solve for x
    x = 455,963,835,449.44/769,103.34
  6. Step 6: Final answer
    x = 592,851.20

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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.