Home / 883,141.60-1,218,741.24-501,174.76

Finding the Fourth Proportional to 883,141.60, 1,218,741.24 and 501,174.76

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Solution

The fourth proportional to 883,141.60, 1,218,741.24 and 501,174.76 is: 691,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,141.60 : 1,218,741.24 = 501,174.76 : x
  2. Step 2: Convert to fraction form
    883,141.60/1,218,741.24 = 501,174.76/x
  3. Step 3: Cross multiply
    883,141.60x = 1,218,741.24 × 501,174.76
  4. Step 4: Simplify right side
    883,141.60x = 610,802,348,459.10
  5. Step 5: Solve for x
    x = 610,802,348,459.10/883,141.60
  6. Step 6: Final answer
    x = 691,624.48

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Double scale
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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.