Home / 858,287.04-1,184,162.40-495,663.12

Finding the Fourth Proportional to 858,287.04, 1,184,162.40 and 495,663.12

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Solution

The fourth proportional to 858,287.04, 1,184,162.40 and 495,663.12 is: 683,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,287.04 : 1,184,162.40 = 495,663.12 : x
  2. Step 2: Convert to fraction form
    858,287.04/1,184,162.40 = 495,663.12/x
  3. Step 3: Cross multiply
    858,287.04x = 1,184,162.40 × 495,663.12
  4. Step 4: Simplify right side
    858,287.04x = 586,945,629,770.69
  5. Step 5: Solve for x
    x = 586,945,629,770.69/858,287.04
  6. Step 6: Final answer
    x = 683,857.03

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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.