Home / 734,861.90-1,102,292.85-236,276.30

Finding the Fourth Proportional to 734,861.90, 1,102,292.85 and 236,276.30

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Solution

The fourth proportional to 734,861.90, 1,102,292.85 and 236,276.30 is: 354,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,861.90 : 1,102,292.85 = 236,276.30 : x
  2. Step 2: Convert to fraction form
    734,861.90/1,102,292.85 = 236,276.30/x
  3. Step 3: Cross multiply
    734,861.90x = 1,102,292.85 × 236,276.30
  4. Step 4: Simplify right side
    734,861.90x = 260,445,676,114.46
  5. Step 5: Solve for x
    x = 260,445,676,114.46/734,861.90
  6. Step 6: Final answer
    x = 354,414.45

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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.