Home / 998,256.50-1,377,590.92-545,547.50

Finding the Fourth Proportional to 998,256.50, 1,377,590.92 and 545,547.50

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Solution

The fourth proportional to 998,256.50, 1,377,590.92 and 545,547.50 is: 752,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,256.50 : 1,377,590.92 = 545,547.50 : x
  2. Step 2: Convert to fraction form
    998,256.50/1,377,590.92 = 545,547.50/x
  3. Step 3: Cross multiply
    998,256.50x = 1,377,590.92 × 545,547.50
  4. Step 4: Simplify right side
    998,256.50x = 751,541,274,176.88
  5. Step 5: Solve for x
    x = 751,541,274,176.88/998,256.50
  6. Step 6: Final answer
    x = 752,853.88

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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.