Home / 537,913.19-742,325.72-296,218.24

Finding the Fourth Proportional to 537,913.19, 742,325.72 and 296,218.24

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Solution

The fourth proportional to 537,913.19, 742,325.72 and 296,218.24 is: 408,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,913.19 : 742,325.72 = 296,218.24 : x
  2. Step 2: Convert to fraction form
    537,913.19/742,325.72 = 296,218.24/x
  3. Step 3: Cross multiply
    537,913.19x = 742,325.72 × 296,218.24
  4. Step 4: Simplify right side
    537,913.19x = 219,890,414,948.23
  5. Step 5: Solve for x
    x = 219,890,414,948.23/537,913.19
  6. Step 6: Final answer
    x = 408,784.20

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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.