Home / 848,887.50-1,171,631.16-486,554.25

Finding the Fourth Proportional to 848,887.50, 1,171,631.16 and 486,554.25

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Solution

The fourth proportional to 848,887.50, 1,171,631.16 and 486,554.25 is: 671,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,887.50 : 1,171,631.16 = 486,554.25 : x
  2. Step 2: Convert to fraction form
    848,887.50/1,171,631.16 = 486,554.25/x
  3. Step 3: Cross multiply
    848,887.50x = 1,171,631.16 × 486,554.25
  4. Step 4: Simplify right side
    848,887.50x = 570,062,120,330.43
  5. Step 5: Solve for x
    x = 570,062,120,330.43/848,887.50
  6. Step 6: Final answer
    x = 671,540.25

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Double scale
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Similar ratio
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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.