Home / 370,834.08-556,328.56-121,496.48

Finding the Fourth Proportional to 370,834.08, 556,328.56 and 121,496.48

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Solution

The fourth proportional to 370,834.08, 556,328.56 and 121,496.48 is: 182,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,834.08 : 556,328.56 = 121,496.48 : x
  2. Step 2: Convert to fraction form
    370,834.08/556,328.56 = 121,496.48/x
  3. Step 3: Cross multiply
    370,834.08x = 556,328.56 × 121,496.48
  4. Step 4: Simplify right side
    370,834.08x = 67,591,961,763.47
  5. Step 5: Solve for x
    x = 67,591,961,763.47/370,834.08
  6. Step 6: Final answer
    x = 182,270.09

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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.