Home / 779,840.60-1,094,138.80-779,840.60

Finding the Fourth Proportional to 779,840.60, 1,094,138.80 and 779,840.60

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Solution

The fourth proportional to 779,840.60, 1,094,138.80 and 779,840.60 is: 1,094,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,840.60 : 1,094,138.80 = 779,840.60 : x
  2. Step 2: Convert to fraction form
    779,840.60/1,094,138.80 = 779,840.60/x
  3. Step 3: Cross multiply
    779,840.60x = 1,094,138.80 × 779,840.60
  4. Step 4: Simplify right side
    779,840.60x = 853,253,858,275.28
  5. Step 5: Solve for x
    x = 853,253,858,275.28/779,840.60
  6. Step 6: Final answer
    x = 1,094,138.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.