Home / 1,225,536.90-1,838,305.35-372,606.90

Finding the Fourth Proportional to 1,225,536.90, 1,838,305.35 and 372,606.90

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Solution

The fourth proportional to 1,225,536.90, 1,838,305.35 and 372,606.90 is: 558,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,536.90 : 1,838,305.35 = 372,606.90 : x
  2. Step 2: Convert to fraction form
    1,225,536.90/1,838,305.35 = 372,606.90/x
  3. Step 3: Cross multiply
    1,225,536.90x = 1,838,305.35 × 372,606.90
  4. Step 4: Simplify right side
    1,225,536.90x = 684,965,257,716.92
  5. Step 5: Solve for x
    x = 684,965,257,716.92/1,225,536.90
  6. Step 6: Final answer
    x = 558,910.35

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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.