Home / 896,807.70-1,345,211.55-335,769.30

Finding the Fourth Proportional to 896,807.70, 1,345,211.55 and 335,769.30

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Solution

The fourth proportional to 896,807.70, 1,345,211.55 and 335,769.30 is: 503,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,807.70 : 1,345,211.55 = 335,769.30 : x
  2. Step 2: Convert to fraction form
    896,807.70/1,345,211.55 = 335,769.30/x
  3. Step 3: Cross multiply
    896,807.70x = 1,345,211.55 × 335,769.30
  4. Step 4: Simplify right side
    896,807.70x = 451,680,740,495.42
  5. Step 5: Solve for x
    x = 451,680,740,495.42/896,807.70
  6. Step 6: Final answer
    x = 503,653.95

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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.