Home / 949,333.15-1,310,266.49-719,489.53

Finding the Fourth Proportional to 949,333.15, 1,310,266.49 and 719,489.53

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Solution

The fourth proportional to 949,333.15, 1,310,266.49 and 719,489.53 is: 993,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,333.15 : 1,310,266.49 = 719,489.53 : x
  2. Step 2: Convert to fraction form
    949,333.15/1,310,266.49 = 719,489.53/x
  3. Step 3: Cross multiply
    949,333.15x = 1,310,266.49 × 719,489.53
  4. Step 4: Simplify right side
    949,333.15x = 942,723,019,587.91
  5. Step 5: Solve for x
    x = 942,723,019,587.91/949,333.15
  6. Step 6: Final answer
    x = 993,037.08

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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.