Home / 934,996.72-1,290,218.07-527,198.68

Finding the Fourth Proportional to 934,996.72, 1,290,218.07 and 527,198.68

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Solution

The fourth proportional to 934,996.72, 1,290,218.07 and 527,198.68 is: 727,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,996.72 : 1,290,218.07 = 527,198.68 : x
  2. Step 2: Convert to fraction form
    934,996.72/1,290,218.07 = 527,198.68/x
  3. Step 3: Cross multiply
    934,996.72x = 1,290,218.07 × 527,198.68
  4. Step 4: Simplify right side
    934,996.72x = 680,201,256,782.95
  5. Step 5: Solve for x
    x = 680,201,256,782.95/934,996.72
  6. Step 6: Final answer
    x = 727,490.53

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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.