Home / 769,697.60-1,155,712.80-592,404.80

Finding the Fourth Proportional to 769,697.60, 1,155,712.80 and 592,404.80

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Solution

The fourth proportional to 769,697.60, 1,155,712.80 and 592,404.80 is: 889,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,697.60 : 1,155,712.80 = 592,404.80 : x
  2. Step 2: Convert to fraction form
    769,697.60/1,155,712.80 = 592,404.80/x
  3. Step 3: Cross multiply
    769,697.60x = 1,155,712.80 × 592,404.80
  4. Step 4: Simplify right side
    769,697.60x = 684,649,810,141.44
  5. Step 5: Solve for x
    x = 684,649,810,141.44/769,697.60
  6. Step 6: Final answer
    x = 889,504.93

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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.