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Finding the Fourth Proportional to 606,498.60, 909,747.90 and 370,302.60

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Solution

The fourth proportional to 606,498.60, 909,747.90 and 370,302.60 is: 555,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,498.60 : 909,747.90 = 370,302.60 : x
  2. Step 2: Convert to fraction form
    606,498.60/909,747.90 = 370,302.60/x
  3. Step 3: Cross multiply
    606,498.60x = 909,747.90 × 370,302.60
  4. Step 4: Simplify right side
    606,498.60x = 336,882,012,714.54
  5. Step 5: Solve for x
    x = 336,882,012,714.54/606,498.60
  6. Step 6: Final answer
    x = 555,453.90

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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.