Home / 358,818.12-538,227.93-336,896.18

Finding the Fourth Proportional to 358,818.12, 538,227.93 and 336,896.18

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Solution

The fourth proportional to 358,818.12, 538,227.93 and 336,896.18 is: 505,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,818.12 : 538,227.93 = 336,896.18 : x
  2. Step 2: Convert to fraction form
    358,818.12/538,227.93 = 336,896.18/x
  3. Step 3: Cross multiply
    358,818.12x = 538,227.93 × 336,896.18
  4. Step 4: Simplify right side
    358,818.12x = 181,326,934,176.88
  5. Step 5: Solve for x
    x = 181,326,934,176.88/358,818.12
  6. Step 6: Final answer
    x = 505,344.98

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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.