Home / 726,017.60-1,088,283.36-707,804.48

Finding the Fourth Proportional to 726,017.60, 1,088,283.36 and 707,804.48

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Solution

The fourth proportional to 726,017.60, 1,088,283.36 and 707,804.48 is: 1,060,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,017.60 : 1,088,283.36 = 707,804.48 : x
  2. Step 2: Convert to fraction form
    726,017.60/1,088,283.36 = 707,804.48/x
  3. Step 3: Cross multiply
    726,017.60x = 1,088,283.36 × 707,804.48
  4. Step 4: Simplify right side
    726,017.60x = 770,291,837,717.45
  5. Step 5: Solve for x
    x = 770,291,837,717.45/726,017.60
  6. Step 6: Final answer
    x = 1,060,982.32

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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.