Home / 864,306.23-1,296,459.34-233,219.03

Finding the Fourth Proportional to 864,306.23, 1,296,459.34 and 233,219.03

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Solution

The fourth proportional to 864,306.23, 1,296,459.34 and 233,219.03 is: 349,828.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,306.23 : 1,296,459.34 = 233,219.03 : x
  2. Step 2: Convert to fraction form
    864,306.23/1,296,459.34 = 233,219.03/x
  3. Step 3: Cross multiply
    864,306.23x = 1,296,459.34 × 233,219.03
  4. Step 4: Simplify right side
    864,306.23x = 302,358,982,643.90
  5. Step 5: Solve for x
    x = 302,358,982,643.90/864,306.23
  6. Step 6: Final answer
    x = 349,828.54

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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.