Home / 853,342.38-1,177,608.88-471,369.16

Finding the Fourth Proportional to 853,342.38, 1,177,608.88 and 471,369.16

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Solution

The fourth proportional to 853,342.38, 1,177,608.88 and 471,369.16 is: 650,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,342.38 : 1,177,608.88 = 471,369.16 : x
  2. Step 2: Convert to fraction form
    853,342.38/1,177,608.88 = 471,369.16/x
  3. Step 3: Cross multiply
    853,342.38x = 1,177,608.88 × 471,369.16
  4. Step 4: Simplify right side
    853,342.38x = 555,088,508,574.14
  5. Step 5: Solve for x
    x = 555,088,508,574.14/853,342.38
  6. Step 6: Final answer
    x = 650,487.45

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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.