Home / 769,026.80-1,153,626.60-236,543.60

Finding the Fourth Proportional to 769,026.80, 1,153,626.60 and 236,543.60

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Solution

The fourth proportional to 769,026.80, 1,153,626.60 and 236,543.60 is: 354,841.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,026.80 : 1,153,626.60 = 236,543.60 : x
  2. Step 2: Convert to fraction form
    769,026.80/1,153,626.60 = 236,543.60/x
  3. Step 3: Cross multiply
    769,026.80x = 1,153,626.60 × 236,543.60
  4. Step 4: Simplify right side
    769,026.80x = 272,882,989,019.76
  5. Step 5: Solve for x
    x = 272,882,989,019.76/769,026.80
  6. Step 6: Final answer
    x = 354,841.98

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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.