Home / 998,025.08-1,377,258.54-545,306.36

Finding the Fourth Proportional to 998,025.08, 1,377,258.54 and 545,306.36

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Solution

The fourth proportional to 998,025.08, 1,377,258.54 and 545,306.36 is: 752,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,025.08 : 1,377,258.54 = 545,306.36 : x
  2. Step 2: Convert to fraction form
    998,025.08/1,377,258.54 = 545,306.36/x
  3. Step 3: Cross multiply
    998,025.08x = 1,377,258.54 × 545,306.36
  4. Step 4: Simplify right side
    998,025.08x = 751,027,841,226.32
  5. Step 5: Solve for x
    x = 751,027,841,226.32/998,025.08
  6. Step 6: Final answer
    x = 752,514.00

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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.