Home / 880,113.07-1,319,958.22-406,343.23

Finding the Fourth Proportional to 880,113.07, 1,319,958.22 and 406,343.23

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Solution

The fourth proportional to 880,113.07, 1,319,958.22 and 406,343.23 is: 609,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,113.07 : 1,319,958.22 = 406,343.23 : x
  2. Step 2: Convert to fraction form
    880,113.07/1,319,958.22 = 406,343.23/x
  3. Step 3: Cross multiply
    880,113.07x = 1,319,958.22 × 406,343.23
  4. Step 4: Simplify right side
    880,113.07x = 536,356,086,579.85
  5. Step 5: Solve for x
    x = 536,356,086,579.85/880,113.07
  6. Step 6: Final answer
    x = 609,417.25

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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.