Home / 985,568.61-1,360,084.44-555,847.83

Finding the Fourth Proportional to 985,568.61, 1,360,084.44 and 555,847.83

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Solution

The fourth proportional to 985,568.61, 1,360,084.44 and 555,847.83 is: 767,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,568.61 : 1,360,084.44 = 555,847.83 : x
  2. Step 2: Convert to fraction form
    985,568.61/1,360,084.44 = 555,847.83/x
  3. Step 3: Cross multiply
    985,568.61x = 1,360,084.44 × 555,847.83
  4. Step 4: Simplify right side
    985,568.61x = 755,999,984,590.77
  5. Step 5: Solve for x
    x = 755,999,984,590.77/985,568.61
  6. Step 6: Final answer
    x = 767,069.87

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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.