Home / 949,903.20-1,424,854.80-908,949.60

Finding the Fourth Proportional to 949,903.20, 1,424,854.80 and 908,949.60

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Solution

The fourth proportional to 949,903.20, 1,424,854.80 and 908,949.60 is: 1,363,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,903.20 : 1,424,854.80 = 908,949.60 : x
  2. Step 2: Convert to fraction form
    949,903.20/1,424,854.80 = 908,949.60/x
  3. Step 3: Cross multiply
    949,903.20x = 1,424,854.80 × 908,949.60
  4. Step 4: Simplify right side
    949,903.20x = 1,295,121,200,518.08
  5. Step 5: Solve for x
    x = 1,295,121,200,518.08/949,903.20
  6. Step 6: Final answer
    x = 1,363,424.40

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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.