Home / 537,919.64-742,333.95-296,210.78

Finding the Fourth Proportional to 537,919.64, 742,333.95 and 296,210.78

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Solution

The fourth proportional to 537,919.64, 742,333.95 and 296,210.78 is: 408,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,919.64 : 742,333.95 = 296,210.78 : x
  2. Step 2: Convert to fraction form
    537,919.64/742,333.95 = 296,210.78/x
  3. Step 3: Cross multiply
    537,919.64x = 742,333.95 × 296,210.78
  4. Step 4: Simplify right side
    537,919.64x = 219,887,314,638.31
  5. Step 5: Solve for x
    x = 219,887,314,638.31/537,919.64
  6. Step 6: Final answer
    x = 408,773.54

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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.