Home / 945,621.86-1,304,904.99-537,822.91

Finding the Fourth Proportional to 945,621.86, 1,304,904.99 and 537,822.91

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Solution

The fourth proportional to 945,621.86, 1,304,904.99 and 537,822.91 is: 742,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,621.86 : 1,304,904.99 = 537,822.91 : x
  2. Step 2: Convert to fraction form
    945,621.86/1,304,904.99 = 537,822.91/x
  3. Step 3: Cross multiply
    945,621.86x = 1,304,904.99 × 537,822.91
  4. Step 4: Simplify right side
    945,621.86x = 701,807,789,781.68
  5. Step 5: Solve for x
    x = 701,807,789,781.68/945,621.86
  6. Step 6: Final answer
    x = 742,165.36

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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.