Home / 537,929.74-742,313.64-296,166.40

Finding the Fourth Proportional to 537,929.74, 742,313.64 and 296,166.40

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Solution

The fourth proportional to 537,929.74, 742,313.64 and 296,166.40 is: 408,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,929.74 : 742,313.64 = 296,166.40 : x
  2. Step 2: Convert to fraction form
    537,929.74/742,313.64 = 296,166.40/x
  3. Step 3: Cross multiply
    537,929.74x = 742,313.64 × 296,166.40
  4. Step 4: Simplify right side
    537,929.74x = 219,848,358,429.70
  5. Step 5: Solve for x
    x = 219,848,358,429.70/537,929.74
  6. Step 6: Final answer
    x = 408,693.44

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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.