Home / 646,623.24-969,934.77-197,346.42

Finding the Fourth Proportional to 646,623.24, 969,934.77 and 197,346.42

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Solution

The fourth proportional to 646,623.24, 969,934.77 and 197,346.42 is: 296,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,623.24 : 969,934.77 = 197,346.42 : x
  2. Step 2: Convert to fraction form
    646,623.24/969,934.77 = 197,346.42/x
  3. Step 3: Cross multiply
    646,623.24x = 969,934.77 × 197,346.42
  4. Step 4: Simplify right side
    646,623.24x = 191,413,154,493.02
  5. Step 5: Solve for x
    x = 191,413,154,493.02/646,623.24
  6. Step 6: Final answer
    x = 296,019.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.