Home / 649,020.30-973,508.58-293,785.89

Finding the Fourth Proportional to 649,020.30, 973,508.58 and 293,785.89

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Solution

The fourth proportional to 649,020.30, 973,508.58 and 293,785.89 is: 440,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,020.30 : 973,508.58 = 293,785.89 : x
  2. Step 2: Convert to fraction form
    649,020.30/973,508.58 = 293,785.89/x
  3. Step 3: Cross multiply
    649,020.30x = 973,508.58 × 293,785.89
  4. Step 4: Simplify right side
    649,020.30x = 286,003,084,597.94
  5. Step 5: Solve for x
    x = 286,003,084,597.94/649,020.30
  6. Step 6: Final answer
    x = 440,668.94

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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.