Home / 998,253.60-1,377,590.72-545,544.64

Finding the Fourth Proportional to 998,253.60, 1,377,590.72 and 545,544.64

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Solution

The fourth proportional to 998,253.60, 1,377,590.72 and 545,544.64 is: 752,852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,253.60 : 1,377,590.72 = 545,544.64 : x
  2. Step 2: Convert to fraction form
    998,253.60/1,377,590.72 = 545,544.64/x
  3. Step 3: Cross multiply
    998,253.60x = 1,377,590.72 × 545,544.64
  4. Step 4: Simplify right side
    998,253.60x = 751,537,233,409.74
  5. Step 5: Solve for x
    x = 751,537,233,409.74/998,253.60
  6. Step 6: Final answer
    x = 752,852.01

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Double scale
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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.