Home / 987,585.23-1,362,863.37-552,001.96

Finding the Fourth Proportional to 987,585.23, 1,362,863.37 and 552,001.96

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Solution

The fourth proportional to 987,585.23, 1,362,863.37 and 552,001.96 is: 761,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,585.23 : 1,362,863.37 = 552,001.96 : x
  2. Step 2: Convert to fraction form
    987,585.23/1,362,863.37 = 552,001.96/x
  3. Step 3: Cross multiply
    987,585.23x = 1,362,863.37 × 552,001.96
  4. Step 4: Simplify right side
    987,585.23x = 752,303,251,452.21
  5. Step 5: Solve for x
    x = 752,303,251,452.21/987,585.23
  6. Step 6: Final answer
    x = 761,760.33

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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.