Home / 791,039.80-1,091,333.60-584,803.40

Finding the Fourth Proportional to 791,039.80, 1,091,333.60 and 584,803.40

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Solution

The fourth proportional to 791,039.80, 1,091,333.60 and 584,803.40 is: 806,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,039.80 : 1,091,333.60 = 584,803.40 : x
  2. Step 2: Convert to fraction form
    791,039.80/1,091,333.60 = 584,803.40/x
  3. Step 3: Cross multiply
    791,039.80x = 1,091,333.60 × 584,803.40
  4. Step 4: Simplify right side
    791,039.80x = 638,215,599,814.24
  5. Step 5: Solve for x
    x = 638,215,599,814.24/791,039.80
  6. Step 6: Final answer
    x = 806,805.93

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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.