Home / 769,846.08-1,061,256.36-539,706.56

Finding the Fourth Proportional to 769,846.08, 1,061,256.36 and 539,706.56

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Solution

The fourth proportional to 769,846.08, 1,061,256.36 and 539,706.56 is: 744,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,846.08 : 1,061,256.36 = 539,706.56 : x
  2. Step 2: Convert to fraction form
    769,846.08/1,061,256.36 = 539,706.56/x
  3. Step 3: Cross multiply
    769,846.08x = 1,061,256.36 × 539,706.56
  4. Step 4: Simplify right side
    769,846.08x = 572,767,016,051.34
  5. Step 5: Solve for x
    x = 572,767,016,051.34/769,846.08
  6. Step 6: Final answer
    x = 744,001.99

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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.