Home / 338,326.78-466,890.93-185,370.76

Finding the Fourth Proportional to 338,326.78, 466,890.93 and 185,370.76

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Solution

The fourth proportional to 338,326.78, 466,890.93 and 185,370.76 is: 255,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,326.78 : 466,890.93 = 185,370.76 : x
  2. Step 2: Convert to fraction form
    338,326.78/466,890.93 = 185,370.76/x
  3. Step 3: Cross multiply
    338,326.78x = 466,890.93 × 185,370.76
  4. Step 4: Simplify right side
    338,326.78x = 86,547,926,531.21
  5. Step 5: Solve for x
    x = 86,547,926,531.21/338,326.78
  6. Step 6: Final answer
    x = 255,811.63

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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.