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Finding the Fourth Proportional to 673,559.80, 1,010,480.10 and 224,420.20

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Solution

The fourth proportional to 673,559.80, 1,010,480.10 and 224,420.20 is: 336,677.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,559.80 : 1,010,480.10 = 224,420.20 : x
  2. Step 2: Convert to fraction form
    673,559.80/1,010,480.10 = 224,420.20/x
  3. Step 3: Cross multiply
    673,559.80x = 1,010,480.10 × 224,420.20
  4. Step 4: Simplify right side
    673,559.80x = 226,772,146,138.02
  5. Step 5: Solve for x
    x = 226,772,146,138.02/673,559.80
  6. Step 6: Final answer
    x = 336,677.08

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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.