Home / 848,344.95-1,272,517.43-488,146.05

Finding the Fourth Proportional to 848,344.95, 1,272,517.43 and 488,146.05

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Solution

The fourth proportional to 848,344.95, 1,272,517.43 and 488,146.05 is: 732,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,344.95 : 1,272,517.43 = 488,146.05 : x
  2. Step 2: Convert to fraction form
    848,344.95/1,272,517.43 = 488,146.05/x
  3. Step 3: Cross multiply
    848,344.95x = 1,272,517.43 × 488,146.05
  4. Step 4: Simplify right side
    848,344.95x = 621,174,354,569.92
  5. Step 5: Solve for x
    x = 621,174,354,569.92/848,344.95
  6. Step 6: Final answer
    x = 732,219.08

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.