Home / 798,213.60-1,197,320.40-711,608.40

Finding the Fourth Proportional to 798,213.60, 1,197,320.40 and 711,608.40

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Solution

The fourth proportional to 798,213.60, 1,197,320.40 and 711,608.40 is: 1,067,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,213.60 : 1,197,320.40 = 711,608.40 : x
  2. Step 2: Convert to fraction form
    798,213.60/1,197,320.40 = 711,608.40/x
  3. Step 3: Cross multiply
    798,213.60x = 1,197,320.40 × 711,608.40
  4. Step 4: Simplify right side
    798,213.60x = 852,023,254,131.36
  5. Step 5: Solve for x
    x = 852,023,254,131.36/798,213.60
  6. Step 6: Final answer
    x = 1,067,412.60

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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.