Home / 853,881.64-1,177,593.82-708,457.16

Finding the Fourth Proportional to 853,881.64, 1,177,593.82 and 708,457.16

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Solution

The fourth proportional to 853,881.64, 1,177,593.82 and 708,457.16 is: 977,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,881.64 : 1,177,593.82 = 708,457.16 : x
  2. Step 2: Convert to fraction form
    853,881.64/1,177,593.82 = 708,457.16/x
  3. Step 3: Cross multiply
    853,881.64x = 1,177,593.82 × 708,457.16
  4. Step 4: Simplify right side
    853,881.64x = 834,274,773,350.75
  5. Step 5: Solve for x
    x = 834,274,773,350.75/853,881.64
  6. Step 6: Final answer
    x = 977,037.96

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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.