Home / 1,140,326.62-1,573,651.34-624,080.21

Finding the Fourth Proportional to 1,140,326.62, 1,573,651.34 and 624,080.21

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Solution

The fourth proportional to 1,140,326.62, 1,573,651.34 and 624,080.21 is: 861,231.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,326.62 : 1,573,651.34 = 624,080.21 : x
  2. Step 2: Convert to fraction form
    1,140,326.62/1,573,651.34 = 624,080.21/x
  3. Step 3: Cross multiply
    1,140,326.62x = 1,573,651.34 × 624,080.21
  4. Step 4: Simplify right side
    1,140,326.62x = 982,084,658,733.98
  5. Step 5: Solve for x
    x = 982,084,658,733.98/1,140,326.62
  6. Step 6: Final answer
    x = 861,231.02

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Double scale
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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.