Home / 756,233.80-1,132,017.90-439,750.60

Finding the Fourth Proportional to 756,233.80, 1,132,017.90 and 439,750.60

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Solution

The fourth proportional to 756,233.80, 1,132,017.90 and 439,750.60 is: 658,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,233.80 : 1,132,017.90 = 439,750.60 : x
  2. Step 2: Convert to fraction form
    756,233.80/1,132,017.90 = 439,750.60/x
  3. Step 3: Cross multiply
    756,233.80x = 1,132,017.90 × 439,750.60
  4. Step 4: Simplify right side
    756,233.80x = 497,805,550,735.74
  5. Step 5: Solve for x
    x = 497,805,550,735.74/756,233.80
  6. Step 6: Final answer
    x = 658,269.37

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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.