Home / 769,024.76-1,061,125.26-429,494.36

Finding the Fourth Proportional to 769,024.76, 1,061,125.26 and 429,494.36

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Solution

The fourth proportional to 769,024.76, 1,061,125.26 and 429,494.36 is: 592,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,024.76 : 1,061,125.26 = 429,494.36 : x
  2. Step 2: Convert to fraction form
    769,024.76/1,061,125.26 = 429,494.36/x
  3. Step 3: Cross multiply
    769,024.76x = 1,061,125.26 × 429,494.36
  4. Step 4: Simplify right side
    769,024.76x = 455,747,314,423.53
  5. Step 5: Solve for x
    x = 455,747,314,423.53/769,024.76
  6. Step 6: Final answer
    x = 592,630.22

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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.