Home / 948,994.13-1,309,611.85-519,274.24

Finding the Fourth Proportional to 948,994.13, 1,309,611.85 and 519,274.24

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Solution

The fourth proportional to 948,994.13, 1,309,611.85 and 519,274.24 is: 716,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,994.13 : 1,309,611.85 = 519,274.24 : x
  2. Step 2: Convert to fraction form
    948,994.13/1,309,611.85 = 519,274.24/x
  3. Step 3: Cross multiply
    948,994.13x = 1,309,611.85 × 519,274.24
  4. Step 4: Simplify right side
    948,994.13x = 680,047,700,898.10
  5. Step 5: Solve for x
    x = 680,047,700,898.10/948,994.13
  6. Step 6: Final answer
    x = 716,598.43

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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.