Home / 366,223.50-549,338.67-129,606.30

Finding the Fourth Proportional to 366,223.50, 549,338.67 and 129,606.30

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Solution

The fourth proportional to 366,223.50, 549,338.67 and 129,606.30 is: 194,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,223.50 : 549,338.67 = 129,606.30 : x
  2. Step 2: Convert to fraction form
    366,223.50/549,338.67 = 129,606.30/x
  3. Step 3: Cross multiply
    366,223.50x = 549,338.67 × 129,606.30
  4. Step 4: Simplify right side
    366,223.50x = 71,197,752,465.62
  5. Step 5: Solve for x
    x = 71,197,752,465.62/366,223.50
  6. Step 6: Final answer
    x = 194,410.66

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1.5x scale

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.