Home / 910,433.37-1,256,398.19-502,535.33

Finding the Fourth Proportional to 910,433.37, 1,256,398.19 and 502,535.33

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Solution

The fourth proportional to 910,433.37, 1,256,398.19 and 502,535.33 is: 693,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,433.37 : 1,256,398.19 = 502,535.33 : x
  2. Step 2: Convert to fraction form
    910,433.37/1,256,398.19 = 502,535.33/x
  3. Step 3: Cross multiply
    910,433.37x = 1,256,398.19 × 502,535.33
  4. Step 4: Simplify right side
    910,433.37x = 631,384,479,023.05
  5. Step 5: Solve for x
    x = 631,384,479,023.05/910,433.37
  6. Step 6: Final answer
    x = 693,498.83

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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.