Home / 853,802.46-1,178,147.06-471,806.46

Finding the Fourth Proportional to 853,802.46, 1,178,147.06 and 471,806.46

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Solution

The fourth proportional to 853,802.46, 1,178,147.06 and 471,806.46 is: 651,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,802.46 : 1,178,147.06 = 471,806.46 : x
  2. Step 2: Convert to fraction form
    853,802.46/1,178,147.06 = 471,806.46/x
  3. Step 3: Cross multiply
    853,802.46x = 1,178,147.06 × 471,806.46
  4. Step 4: Simplify right side
    853,802.46x = 555,857,393,738.01
  5. Step 5: Solve for x
    x = 555,857,393,738.01/853,802.46
  6. Step 6: Final answer
    x = 651,037.47

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Double scale
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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.