Home / 437,511.38-603,766.10-236,307.38

Finding the Fourth Proportional to 437,511.38, 603,766.10 and 236,307.38

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Solution

The fourth proportional to 437,511.38, 603,766.10 and 236,307.38 is: 326,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,511.38 : 603,766.10 = 236,307.38 : x
  2. Step 2: Convert to fraction form
    437,511.38/603,766.10 = 236,307.38/x
  3. Step 3: Cross multiply
    437,511.38x = 603,766.10 × 236,307.38
  4. Step 4: Simplify right side
    437,511.38x = 142,674,382,795.76
  5. Step 5: Solve for x
    x = 142,674,382,795.76/437,511.38
  6. Step 6: Final answer
    x = 326,104.40

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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.