Home / 860,718.36-1,188,041.40-574,237.68

Finding the Fourth Proportional to 860,718.36, 1,188,041.40 and 574,237.68

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Solution

The fourth proportional to 860,718.36, 1,188,041.40 and 574,237.68 is: 792,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,718.36 : 1,188,041.40 = 574,237.68 : x
  2. Step 2: Convert to fraction form
    860,718.36/1,188,041.40 = 574,237.68/x
  3. Step 3: Cross multiply
    860,718.36x = 1,188,041.40 × 574,237.68
  4. Step 4: Simplify right side
    860,718.36x = 682,218,137,279.95
  5. Step 5: Solve for x
    x = 682,218,137,279.95/860,718.36
  6. Step 6: Final answer
    x = 792,614.83

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Double scale
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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.