Home / 429,081.24-590,032.60-372,394.20

Finding the Fourth Proportional to 429,081.24, 590,032.60 and 372,394.20

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Solution

The fourth proportional to 429,081.24, 590,032.60 and 372,394.20 is: 512,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,081.24 : 590,032.60 = 372,394.20 : x
  2. Step 2: Convert to fraction form
    429,081.24/590,032.60 = 372,394.20/x
  3. Step 3: Cross multiply
    429,081.24x = 590,032.60 × 372,394.20
  4. Step 4: Simplify right side
    429,081.24x = 219,724,718,050.92
  5. Step 5: Solve for x
    x = 219,724,718,050.92/429,081.24
  6. Step 6: Final answer
    x = 512,081.86

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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.