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Finding the Fourth Proportional to 597,817.80, 896,726.70 and 223,792.20

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Solution

The fourth proportional to 597,817.80, 896,726.70 and 223,792.20 is: 335,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,817.80 : 896,726.70 = 223,792.20 : x
  2. Step 2: Convert to fraction form
    597,817.80/896,726.70 = 223,792.20/x
  3. Step 3: Cross multiply
    597,817.80x = 896,726.70 × 223,792.20
  4. Step 4: Simplify right side
    597,817.80x = 200,680,440,991.74
  5. Step 5: Solve for x
    x = 200,680,440,991.74/597,817.80
  6. Step 6: Final answer
    x = 335,688.30

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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.