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Finding the Fourth Proportional to 591,064.30, 886,596.45 and 236,133.10

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Solution

The fourth proportional to 591,064.30, 886,596.45 and 236,133.10 is: 354,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,064.30 : 886,596.45 = 236,133.10 : x
  2. Step 2: Convert to fraction form
    591,064.30/886,596.45 = 236,133.10/x
  3. Step 3: Cross multiply
    591,064.30x = 886,596.45 × 236,133.10
  4. Step 4: Simplify right side
    591,064.30x = 209,354,768,187.50
  5. Step 5: Solve for x
    x = 209,354,768,187.50/591,064.30
  6. Step 6: Final answer
    x = 354,199.65

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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.