Home / 909,298.49-1,255,262.33-527,185.85

Finding the Fourth Proportional to 909,298.49, 1,255,262.33 and 527,185.85

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Solution

The fourth proportional to 909,298.49, 1,255,262.33 and 527,185.85 is: 727,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,298.49 : 1,255,262.33 = 527,185.85 : x
  2. Step 2: Convert to fraction form
    909,298.49/1,255,262.33 = 527,185.85/x
  3. Step 3: Cross multiply
    909,298.49x = 1,255,262.33 × 527,185.85
  4. Step 4: Simplify right side
    909,298.49x = 661,756,542,870.15
  5. Step 5: Solve for x
    x = 661,756,542,870.15/909,298.49
  6. Step 6: Final answer
    x = 727,766.02

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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.