Home / 720,830.14-1,081,131.71-241,054.25

Finding the Fourth Proportional to 720,830.14, 1,081,131.71 and 241,054.25

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Solution

The fourth proportional to 720,830.14, 1,081,131.71 and 241,054.25 is: 361,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,830.14 : 1,081,131.71 = 241,054.25 : x
  2. Step 2: Convert to fraction form
    720,830.14/1,081,131.71 = 241,054.25/x
  3. Step 3: Cross multiply
    720,830.14x = 1,081,131.71 × 241,054.25
  4. Step 4: Simplify right side
    720,830.14x = 260,611,386,894.34
  5. Step 5: Solve for x
    x = 260,611,386,894.34/720,830.14
  6. Step 6: Final answer
    x = 361,543.41

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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.