Home / 988,805.96-1,364,553.78-536,098.12

Finding the Fourth Proportional to 988,805.96, 1,364,553.78 and 536,098.12

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Solution

The fourth proportional to 988,805.96, 1,364,553.78 and 536,098.12 is: 739,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,805.96 : 1,364,553.78 = 536,098.12 : x
  2. Step 2: Convert to fraction form
    988,805.96/1,364,553.78 = 536,098.12/x
  3. Step 3: Cross multiply
    988,805.96x = 1,364,553.78 × 536,098.12
  4. Step 4: Simplify right side
    988,805.96x = 731,534,716,096.89
  5. Step 5: Solve for x
    x = 731,534,716,096.89/988,805.96
  6. Step 6: Final answer
    x = 739,816.25

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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.