Home / 537,802.55-742,139.34-296,037.90

Finding the Fourth Proportional to 537,802.55, 742,139.34 and 296,037.90

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Solution

The fourth proportional to 537,802.55, 742,139.34 and 296,037.90 is: 408,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,802.55 : 742,139.34 = 296,037.90 : x
  2. Step 2: Convert to fraction form
    537,802.55/742,139.34 = 296,037.90/x
  3. Step 3: Cross multiply
    537,802.55x = 742,139.34 × 296,037.90
  4. Step 4: Simplify right side
    537,802.55x = 219,701,371,720.99
  5. Step 5: Solve for x
    x = 219,701,371,720.99/537,802.55
  6. Step 6: Final answer
    x = 408,516.79

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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.