Home / 853,291.04-1,177,440.72-471,295.04

Finding the Fourth Proportional to 853,291.04, 1,177,440.72 and 471,295.04

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Solution

The fourth proportional to 853,291.04, 1,177,440.72 and 471,295.04 is: 650,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,291.04 : 1,177,440.72 = 471,295.04 : x
  2. Step 2: Convert to fraction form
    853,291.04/1,177,440.72 = 471,295.04/x
  3. Step 3: Cross multiply
    853,291.04x = 1,177,440.72 × 471,295.04
  4. Step 4: Simplify right side
    853,291.04x = 554,921,971,230.03
  5. Step 5: Solve for x
    x = 554,921,971,230.03/853,291.04
  6. Step 6: Final answer
    x = 650,331.42

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Double scale
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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.