Home / 1,253,166-1,729,324.34-709,290.12

Finding the Fourth Proportional to 1,253,166, 1,729,324.34 and 709,290.12

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Solution

The fourth proportional to 1,253,166, 1,729,324.34 and 709,290.12 is: 978,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,166 : 1,729,324.34 = 709,290.12 : x
  2. Step 2: Convert to fraction form
    1,253,166/1,729,324.34 = 709,290.12/x
  3. Step 3: Cross multiply
    1,253,166x = 1,729,324.34 × 709,290.12
  4. Step 4: Simplify right side
    1,253,166x = 1,226,592,668,637.52
  5. Step 5: Solve for x
    x = 1,226,592,668,637.52/1,253,166
  6. Step 6: Final answer
    x = 978,795.04

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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.