Home / 853,316.54-1,177,554.23-471,335.10

Finding the Fourth Proportional to 853,316.54, 1,177,554.23 and 471,335.10

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Solution

The fourth proportional to 853,316.54, 1,177,554.23 and 471,335.10 is: 650,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,316.54 : 1,177,554.23 = 471,335.10 : x
  2. Step 2: Convert to fraction form
    853,316.54/1,177,554.23 = 471,335.10/x
  3. Step 3: Cross multiply
    853,316.54x = 1,177,554.23 × 471,335.10
  4. Step 4: Simplify right side
    853,316.54x = 555,022,640,752.47
  5. Step 5: Solve for x
    x = 555,022,640,752.47/853,316.54
  6. Step 6: Final answer
    x = 650,429.96

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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.