Home / 894,416.14-1,234,300.78-486,521.51

Finding the Fourth Proportional to 894,416.14, 1,234,300.78 and 486,521.51

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Solution

The fourth proportional to 894,416.14, 1,234,300.78 and 486,521.51 is: 671,403.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,416.14 : 1,234,300.78 = 486,521.51 : x
  2. Step 2: Convert to fraction form
    894,416.14/1,234,300.78 = 486,521.51/x
  3. Step 3: Cross multiply
    894,416.14x = 1,234,300.78 × 486,521.51
  4. Step 4: Simplify right side
    894,416.14x = 600,513,873,716.43
  5. Step 5: Solve for x
    x = 600,513,873,716.43/894,416.14
  6. Step 6: Final answer
    x = 671,403.22

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Double scale
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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.