Home / 913,228.56-1,370,315.34-662,577.89

Finding the Fourth Proportional to 913,228.56, 1,370,315.34 and 662,577.89

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Solution

The fourth proportional to 913,228.56, 1,370,315.34 and 662,577.89 is: 994,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,228.56 : 1,370,315.34 = 662,577.89 : x
  2. Step 2: Convert to fraction form
    913,228.56/1,370,315.34 = 662,577.89/x
  3. Step 3: Cross multiply
    913,228.56x = 1,370,315.34 × 662,577.89
  4. Step 4: Simplify right side
    913,228.56x = 907,940,639,760.26
  5. Step 5: Solve for x
    x = 907,940,639,760.26/913,228.56
  6. Step 6: Final answer
    x = 994,209.64

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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.