Home / 628,101.70-941,837.19-290,852.26

Finding the Fourth Proportional to 628,101.70, 941,837.19 and 290,852.26

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Solution

The fourth proportional to 628,101.70, 941,837.19 and 290,852.26 is: 436,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,101.70 : 941,837.19 = 290,852.26 : x
  2. Step 2: Convert to fraction form
    628,101.70/941,837.19 = 290,852.26/x
  3. Step 3: Cross multiply
    628,101.70x = 941,837.19 × 290,852.26
  4. Step 4: Simplify right side
    628,101.70x = 273,935,475,263.55
  5. Step 5: Solve for x
    x = 273,935,475,263.55/628,101.70
  6. Step 6: Final answer
    x = 436,132.36

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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.