Home / 786,091.80-1,179,137.70-502,656.60

Finding the Fourth Proportional to 786,091.80, 1,179,137.70 and 502,656.60

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Solution

The fourth proportional to 786,091.80, 1,179,137.70 and 502,656.60 is: 753,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,091.80 : 1,179,137.70 = 502,656.60 : x
  2. Step 2: Convert to fraction form
    786,091.80/1,179,137.70 = 502,656.60/x
  3. Step 3: Cross multiply
    786,091.80x = 1,179,137.70 × 502,656.60
  4. Step 4: Simplify right side
    786,091.80x = 592,701,347,213.82
  5. Step 5: Solve for x
    x = 592,701,347,213.82/786,091.80
  6. Step 6: Final answer
    x = 753,984.90

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Similar ratio
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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.