Home / 649,918.25-896,870.41-359,522.26

Finding the Fourth Proportional to 649,918.25, 896,870.41 and 359,522.26

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Solution

The fourth proportional to 649,918.25, 896,870.41 and 359,522.26 is: 496,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,918.25 : 896,870.41 = 359,522.26 : x
  2. Step 2: Convert to fraction form
    649,918.25/896,870.41 = 359,522.26/x
  3. Step 3: Cross multiply
    649,918.25x = 896,870.41 × 359,522.26
  4. Step 4: Simplify right side
    649,918.25x = 322,444,876,730.33
  5. Step 5: Solve for x
    x = 322,444,876,730.33/649,918.25
  6. Step 6: Final answer
    x = 496,131.44

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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.