Home / 966,152.20-1,449,228.30-611,566.60

Finding the Fourth Proportional to 966,152.20, 1,449,228.30 and 611,566.60

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Solution

The fourth proportional to 966,152.20, 1,449,228.30 and 611,566.60 is: 917,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,152.20 : 1,449,228.30 = 611,566.60 : x
  2. Step 2: Convert to fraction form
    966,152.20/1,449,228.30 = 611,566.60/x
  3. Step 3: Cross multiply
    966,152.20x = 1,449,228.30 × 611,566.60
  4. Step 4: Simplify right side
    966,152.20x = 886,299,624,054.78
  5. Step 5: Solve for x
    x = 886,299,624,054.78/966,152.20
  6. Step 6: Final answer
    x = 917,349.90

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Half scale
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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.