Home / 749,643.21-1,124,463.90-244,203.39

Finding the Fourth Proportional to 749,643.21, 1,124,463.90 and 244,203.39

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Solution

The fourth proportional to 749,643.21, 1,124,463.90 and 244,203.39 is: 366,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,643.21 : 1,124,463.90 = 244,203.39 : x
  2. Step 2: Convert to fraction form
    749,643.21/1,124,463.90 = 244,203.39/x
  3. Step 3: Cross multiply
    749,643.21x = 1,124,463.90 × 244,203.39
  4. Step 4: Simplify right side
    749,643.21x = 274,597,896,312.62
  5. Step 5: Solve for x
    x = 274,597,896,312.62/749,643.21
  6. Step 6: Final answer
    x = 366,304.79

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Double scale
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Similar ratio
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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.