Home / 853,298.01-1,177,528.77-471,316.59

Finding the Fourth Proportional to 853,298.01, 1,177,528.77 and 471,316.59

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Solution

The fourth proportional to 853,298.01, 1,177,528.77 and 471,316.59 is: 650,404.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,298.01 : 1,177,528.77 = 471,316.59 : x
  2. Step 2: Convert to fraction form
    853,298.01/1,177,528.77 = 471,316.59/x
  3. Step 3: Cross multiply
    853,298.01x = 1,177,528.77 × 471,316.59
  4. Step 4: Simplify right side
    853,298.01x = 554,988,844,503.29
  5. Step 5: Solve for x
    x = 554,988,844,503.29/853,298.01
  6. Step 6: Final answer
    x = 650,404.48

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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.