Home / 919,026.16-1,268,068.62-536,979.04

Finding the Fourth Proportional to 919,026.16, 1,268,068.62 and 536,979.04

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Solution

The fourth proportional to 919,026.16, 1,268,068.62 and 536,979.04 is: 740,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,026.16 : 1,268,068.62 = 536,979.04 : x
  2. Step 2: Convert to fraction form
    919,026.16/1,268,068.62 = 536,979.04/x
  3. Step 3: Cross multiply
    919,026.16x = 1,268,068.62 × 536,979.04
  4. Step 4: Simplify right side
    919,026.16x = 680,926,270,221.73
  5. Step 5: Solve for x
    x = 680,926,270,221.73/919,026.16
  6. Step 6: Final answer
    x = 740,921.53

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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.