Home / 537,801.05-742,137.27-296,036.40

Finding the Fourth Proportional to 537,801.05, 742,137.27 and 296,036.40

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Solution

The fourth proportional to 537,801.05, 742,137.27 and 296,036.40 is: 408,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,801.05 : 742,137.27 = 296,036.40 : x
  2. Step 2: Convert to fraction form
    537,801.05/742,137.27 = 296,036.40/x
  3. Step 3: Cross multiply
    537,801.05x = 742,137.27 × 296,036.40
  4. Step 4: Simplify right side
    537,801.05x = 219,699,645,716.63
  5. Step 5: Solve for x
    x = 219,699,645,716.63/537,801.05
  6. Step 6: Final answer
    x = 408,514.72

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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.