Home / 853,208.83-1,177,327.47-471,212.83

Finding the Fourth Proportional to 853,208.83, 1,177,327.47 and 471,212.83

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Solution

The fourth proportional to 853,208.83, 1,177,327.47 and 471,212.83 is: 650,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,208.83 : 1,177,327.47 = 471,212.83 : x
  2. Step 2: Convert to fraction form
    853,208.83/1,177,327.47 = 471,212.83/x
  3. Step 3: Cross multiply
    853,208.83x = 1,177,327.47 × 471,212.83
  4. Step 4: Simplify right side
    853,208.83x = 554,771,808,975.44
  5. Step 5: Solve for x
    x = 554,771,808,975.44/853,208.83
  6. Step 6: Final answer
    x = 650,218.08

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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.