Home / 1,172,890.25-1,759,480.25-414,575.34

Finding the Fourth Proportional to 1,172,890.25, 1,759,480.25 and 414,575.34

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Solution

The fourth proportional to 1,172,890.25, 1,759,480.25 and 414,575.34 is: 621,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,890.25 : 1,759,480.25 = 414,575.34 : x
  2. Step 2: Convert to fraction form
    1,172,890.25/1,759,480.25 = 414,575.34/x
  3. Step 3: Cross multiply
    1,172,890.25x = 1,759,480.25 × 414,575.34
  4. Step 4: Simplify right side
    1,172,890.25x = 729,437,120,794.16
  5. Step 5: Solve for x
    x = 729,437,120,794.16/1,172,890.25
  6. Step 6: Final answer
    x = 621,914.22

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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.