Home / 572,311.40-858,467.10-336,115.40

Finding the Fourth Proportional to 572,311.40, 858,467.10 and 336,115.40

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Solution

The fourth proportional to 572,311.40, 858,467.10 and 336,115.40 is: 504,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,311.40 : 858,467.10 = 336,115.40 : x
  2. Step 2: Convert to fraction form
    572,311.40/858,467.10 = 336,115.40/x
  3. Step 3: Cross multiply
    572,311.40x = 858,467.10 × 336,115.40
  4. Step 4: Simplify right side
    572,311.40x = 288,544,012,703.34
  5. Step 5: Solve for x
    x = 288,544,012,703.34/572,311.40
  6. Step 6: Final answer
    x = 504,173.10

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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.