Home / 853,949.43-1,178,453.85-466,772.67

Finding the Fourth Proportional to 853,949.43, 1,178,453.85 and 466,772.67

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Solution

The fourth proportional to 853,949.43, 1,178,453.85 and 466,772.67 is: 644,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,949.43 : 1,178,453.85 = 466,772.67 : x
  2. Step 2: Convert to fraction form
    853,949.43/1,178,453.85 = 466,772.67/x
  3. Step 3: Cross multiply
    853,949.43x = 1,178,453.85 × 466,772.67
  4. Step 4: Simplify right side
    853,949.43x = 550,070,050,036.28
  5. Step 5: Solve for x
    x = 550,070,050,036.28/853,949.43
  6. Step 6: Final answer
    x = 644,148.27

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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.