Home / 880,088.65-1,214,421.82-492,850.22

Finding the Fourth Proportional to 880,088.65, 1,214,421.82 and 492,850.22

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Solution

The fourth proportional to 880,088.65, 1,214,421.82 and 492,850.22 is: 680,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,088.65 : 1,214,421.82 = 492,850.22 : x
  2. Step 2: Convert to fraction form
    880,088.65/1,214,421.82 = 492,850.22/x
  3. Step 3: Cross multiply
    880,088.65x = 1,214,421.82 × 492,850.22
  4. Step 4: Simplify right side
    880,088.65x = 598,528,062,963.73
  5. Step 5: Solve for x
    x = 598,528,062,963.73/880,088.65
  6. Step 6: Final answer
    x = 680,077.02

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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.