Home / 982,288.64-1,473,433.28-441,913.68

Finding the Fourth Proportional to 982,288.64, 1,473,433.28 and 441,913.68

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Solution

The fourth proportional to 982,288.64, 1,473,433.28 and 441,913.68 is: 662,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,288.64 : 1,473,433.28 = 441,913.68 : x
  2. Step 2: Convert to fraction form
    982,288.64/1,473,433.28 = 441,913.68/x
  3. Step 3: Cross multiply
    982,288.64x = 1,473,433.28 × 441,913.68
  4. Step 4: Simplify right side
    982,288.64x = 651,130,322,999.27
  5. Step 5: Solve for x
    x = 651,130,322,999.27/982,288.64
  6. Step 6: Final answer
    x = 662,870.66

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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.