Home / 881,626.98-1,216,778.22-537,662.46

Finding the Fourth Proportional to 881,626.98, 1,216,778.22 and 537,662.46

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Solution

The fourth proportional to 881,626.98, 1,216,778.22 and 537,662.46 is: 742,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,626.98 : 1,216,778.22 = 537,662.46 : x
  2. Step 2: Convert to fraction form
    881,626.98/1,216,778.22 = 537,662.46/x
  3. Step 3: Cross multiply
    881,626.98x = 1,216,778.22 × 537,662.46
  4. Step 4: Simplify right side
    881,626.98x = 654,215,971,039.62
  5. Step 5: Solve for x
    x = 654,215,971,039.62/881,626.98
  6. Step 6: Final answer
    x = 742,055.30

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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.