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Finding the Fourth Proportional to 470,233.60, 705,350.40 and 463,235.20

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Solution

The fourth proportional to 470,233.60, 705,350.40 and 463,235.20 is: 694,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,233.60 : 705,350.40 = 463,235.20 : x
  2. Step 2: Convert to fraction form
    470,233.60/705,350.40 = 463,235.20/x
  3. Step 3: Cross multiply
    470,233.60x = 705,350.40 × 463,235.20
  4. Step 4: Simplify right side
    470,233.60x = 326,743,133,614.08
  5. Step 5: Solve for x
    x = 326,743,133,614.08/470,233.60
  6. Step 6: Final answer
    x = 694,852.80

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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.