Home / 910,080.70-1,365,011.70-377,546.20

Finding the Fourth Proportional to 910,080.70, 1,365,011.70 and 377,546.20

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Solution

The fourth proportional to 910,080.70, 1,365,011.70 and 377,546.20 is: 566,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,080.70 : 1,365,011.70 = 377,546.20 : x
  2. Step 2: Convert to fraction form
    910,080.70/1,365,011.70 = 377,546.20/x
  3. Step 3: Cross multiply
    910,080.70x = 1,365,011.70 × 377,546.20
  4. Step 4: Simplify right side
    910,080.70x = 515,354,980,290.54
  5. Step 5: Solve for x
    x = 515,354,980,290.54/910,080.70
  6. Step 6: Final answer
    x = 566,273.94

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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.