Home / 342,538.24-472,587.44-199,180.40

Finding the Fourth Proportional to 342,538.24, 472,587.44 and 199,180.40

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Solution

The fourth proportional to 342,538.24, 472,587.44 and 199,180.40 is: 274,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,538.24 : 472,587.44 = 199,180.40 : x
  2. Step 2: Convert to fraction form
    342,538.24/472,587.44 = 199,180.40/x
  3. Step 3: Cross multiply
    342,538.24x = 472,587.44 × 199,180.40
  4. Step 4: Simplify right side
    342,538.24x = 94,130,155,334.18
  5. Step 5: Solve for x
    x = 94,130,155,334.18/342,538.24
  6. Step 6: Final answer
    x = 274,801.89

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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.