Home / 848,040.17-1,170,568.13-542,938.28

Finding the Fourth Proportional to 848,040.17, 1,170,568.13 and 542,938.28

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Solution

The fourth proportional to 848,040.17, 1,170,568.13 and 542,938.28 is: 749,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,040.17 : 1,170,568.13 = 542,938.28 : x
  2. Step 2: Convert to fraction form
    848,040.17/1,170,568.13 = 542,938.28/x
  3. Step 3: Cross multiply
    848,040.17x = 1,170,568.13 × 542,938.28
  4. Step 4: Simplify right side
    848,040.17x = 635,546,238,557.48
  5. Step 5: Solve for x
    x = 635,546,238,557.48/848,040.17
  6. Step 6: Final answer
    x = 749,429.41

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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.