Home / 899,233.92-1,240,836.64-536,590.56

Finding the Fourth Proportional to 899,233.92, 1,240,836.64 and 536,590.56

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Solution

The fourth proportional to 899,233.92, 1,240,836.64 and 536,590.56 is: 740,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,233.92 : 1,240,836.64 = 536,590.56 : x
  2. Step 2: Convert to fraction form
    899,233.92/1,240,836.64 = 536,590.56/x
  3. Step 3: Cross multiply
    899,233.92x = 1,240,836.64 × 536,590.56
  4. Step 4: Simplify right side
    899,233.92x = 665,821,227,526.12
  5. Step 5: Solve for x
    x = 665,821,227,526.12/899,233.92
  6. Step 6: Final answer
    x = 740,431.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.