Home / 858,117-1,184,258.04-495,556.08

Finding the Fourth Proportional to 858,117, 1,184,258.04 and 495,556.08

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Solution

The fourth proportional to 858,117, 1,184,258.04 and 495,556.08 is: 683,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,117 : 1,184,258.04 = 495,556.08 : x
  2. Step 2: Convert to fraction form
    858,117/1,184,258.04 = 495,556.08/x
  3. Step 3: Cross multiply
    858,117x = 1,184,258.04 × 495,556.08
  4. Step 4: Simplify right side
    858,117x = 586,866,272,010.88
  5. Step 5: Solve for x
    x = 586,866,272,010.88/858,117
  6. Step 6: Final answer
    x = 683,900.06

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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.