Home / 910,112.27-1,255,898.45-502,217.33

Finding the Fourth Proportional to 910,112.27, 1,255,898.45 and 502,217.33

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Solution

The fourth proportional to 910,112.27, 1,255,898.45 and 502,217.33 is: 693,028.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,112.27 : 1,255,898.45 = 502,217.33 : x
  2. Step 2: Convert to fraction form
    910,112.27/1,255,898.45 = 502,217.33/x
  3. Step 3: Cross multiply
    910,112.27x = 1,255,898.45 × 502,217.33
  4. Step 4: Simplify right side
    910,112.27x = 630,733,961,286.19
  5. Step 5: Solve for x
    x = 630,733,961,286.19/910,112.27
  6. Step 6: Final answer
    x = 693,028.75

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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.