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Finding the Fourth Proportional to 569,878.10, 854,817.15 and 237,410.90

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Solution

The fourth proportional to 569,878.10, 854,817.15 and 237,410.90 is: 356,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,878.10 : 854,817.15 = 237,410.90 : x
  2. Step 2: Convert to fraction form
    569,878.10/854,817.15 = 237,410.90/x
  3. Step 3: Cross multiply
    569,878.10x = 854,817.15 × 237,410.90
  4. Step 4: Simplify right side
    569,878.10x = 202,942,908,916.94
  5. Step 5: Solve for x
    x = 202,942,908,916.94/569,878.10
  6. Step 6: Final answer
    x = 356,116.35

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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.