Home / 945,664.02-1,417,697.64-439,963.92

Finding the Fourth Proportional to 945,664.02, 1,417,697.64 and 439,963.92

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Solution

The fourth proportional to 945,664.02, 1,417,697.64 and 439,963.92 is: 659,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,664.02 : 1,417,697.64 = 439,963.92 : x
  2. Step 2: Convert to fraction form
    945,664.02/1,417,697.64 = 439,963.92/x
  3. Step 3: Cross multiply
    945,664.02x = 1,417,697.64 × 439,963.92
  4. Step 4: Simplify right side
    945,664.02x = 623,735,811,069.15
  5. Step 5: Solve for x
    x = 623,735,811,069.15/945,664.02
  6. Step 6: Final answer
    x = 659,574.43

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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.