Home / 969,642.49-1,453,958.77-361,931.11

Finding the Fourth Proportional to 969,642.49, 1,453,958.77 and 361,931.11

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Solution

The fourth proportional to 969,642.49, 1,453,958.77 and 361,931.11 is: 542,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,642.49 : 1,453,958.77 = 361,931.11 : x
  2. Step 2: Convert to fraction form
    969,642.49/1,453,958.77 = 361,931.11/x
  3. Step 3: Cross multiply
    969,642.49x = 1,453,958.77 × 361,931.11
  4. Step 4: Simplify right side
    969,642.49x = 526,232,911,520.34
  5. Step 5: Solve for x
    x = 526,232,911,520.34/969,642.49
  6. Step 6: Final answer
    x = 542,708.18

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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.