Home / 503,837.19-695,314.99-286,066.12

Finding the Fourth Proportional to 503,837.19, 695,314.99 and 286,066.12

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Solution

The fourth proportional to 503,837.19, 695,314.99 and 286,066.12 is: 394,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,837.19 : 695,314.99 = 286,066.12 : x
  2. Step 2: Convert to fraction form
    503,837.19/695,314.99 = 286,066.12/x
  3. Step 3: Cross multiply
    503,837.19x = 695,314.99 × 286,066.12
  4. Step 4: Simplify right side
    503,837.19x = 198,906,057,890.56
  5. Step 5: Solve for x
    x = 198,906,057,890.56/503,837.19
  6. Step 6: Final answer
    x = 394,782.41

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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.