Home / 790,723.06-1,091,154.60-463,992.08

Finding the Fourth Proportional to 790,723.06, 1,091,154.60 and 463,992.08

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Solution

The fourth proportional to 790,723.06, 1,091,154.60 and 463,992.08 is: 640,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,723.06 : 1,091,154.60 = 463,992.08 : x
  2. Step 2: Convert to fraction form
    790,723.06/1,091,154.60 = 463,992.08/x
  3. Step 3: Cross multiply
    790,723.06x = 1,091,154.60 × 463,992.08
  4. Step 4: Simplify right side
    790,723.06x = 506,287,092,455.57
  5. Step 5: Solve for x
    x = 506,287,092,455.57/790,723.06
  6. Step 6: Final answer
    x = 640,283.71

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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.