Home / 894,116.13-1,233,886.09-486,222.40

Finding the Fourth Proportional to 894,116.13, 1,233,886.09 and 486,222.40

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Solution

The fourth proportional to 894,116.13, 1,233,886.09 and 486,222.40 is: 670,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,116.13 : 1,233,886.09 = 486,222.40 : x
  2. Step 2: Convert to fraction form
    894,116.13/1,233,886.09 = 486,222.40/x
  3. Step 3: Cross multiply
    894,116.13x = 1,233,886.09 × 486,222.40
  4. Step 4: Simplify right side
    894,116.13x = 599,943,056,006.42
  5. Step 5: Solve for x
    x = 599,943,056,006.42/894,116.13
  6. Step 6: Final answer
    x = 670,990.08

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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.