Home / 791,140.08-1,187,489.79-563,688.36

Finding the Fourth Proportional to 791,140.08, 1,187,489.79 and 563,688.36

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Solution

The fourth proportional to 791,140.08, 1,187,489.79 and 563,688.36 is: 846,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,140.08 : 1,187,489.79 = 563,688.36 : x
  2. Step 2: Convert to fraction form
    791,140.08/1,187,489.79 = 563,688.36/x
  3. Step 3: Cross multiply
    791,140.08x = 1,187,489.79 × 563,688.36
  4. Step 4: Simplify right side
    791,140.08x = 669,374,172,241.84
  5. Step 5: Solve for x
    x = 669,374,172,241.84/791,140.08
  6. Step 6: Final answer
    x = 846,088.06

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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.