Home / 459,310.19-633,627.20-298,215.77

Finding the Fourth Proportional to 459,310.19, 633,627.20 and 298,215.77

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Solution

The fourth proportional to 459,310.19, 633,627.20 and 298,215.77 is: 411,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,310.19 : 633,627.20 = 298,215.77 : x
  2. Step 2: Convert to fraction form
    459,310.19/633,627.20 = 298,215.77/x
  3. Step 3: Cross multiply
    459,310.19x = 633,627.20 × 298,215.77
  4. Step 4: Simplify right side
    459,310.19x = 188,957,618,681.73
  5. Step 5: Solve for x
    x = 188,957,618,681.73/459,310.19
  6. Step 6: Final answer
    x = 411,394.36

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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.