Home / 897,781.60-1,346,928.36-266,707.36

Finding the Fourth Proportional to 897,781.60, 1,346,928.36 and 266,707.36

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Solution

The fourth proportional to 897,781.60, 1,346,928.36 and 266,707.36 is: 400,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,781.60 : 1,346,928.36 = 266,707.36 : x
  2. Step 2: Convert to fraction form
    897,781.60/1,346,928.36 = 266,707.36/x
  3. Step 3: Cross multiply
    897,781.60x = 1,346,928.36 × 266,707.36
  4. Step 4: Simplify right side
    897,781.60x = 359,235,707,004.73
  5. Step 5: Solve for x
    x = 359,235,707,004.73/897,781.60
  6. Step 6: Final answer
    x = 400,137.08

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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.