Home / 943,325.78-1,301,761.13-524,220.14

Finding the Fourth Proportional to 943,325.78, 1,301,761.13 and 524,220.14

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Solution

The fourth proportional to 943,325.78, 1,301,761.13 and 524,220.14 is: 723,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,325.78 : 1,301,761.13 = 524,220.14 : x
  2. Step 2: Convert to fraction form
    943,325.78/1,301,761.13 = 524,220.14/x
  3. Step 3: Cross multiply
    943,325.78x = 1,301,761.13 × 524,220.14
  4. Step 4: Simplify right side
    943,325.78x = 682,409,395,126.05
  5. Step 5: Solve for x
    x = 682,409,395,126.05/943,325.78
  6. Step 6: Final answer
    x = 723,407.98

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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.