Home / 1,005,563.07-1,387,704.39-546,708.50

Finding the Fourth Proportional to 1,005,563.07, 1,387,704.39 and 546,708.50

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Solution

The fourth proportional to 1,005,563.07, 1,387,704.39 and 546,708.50 is: 754,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,563.07 : 1,387,704.39 = 546,708.50 : x
  2. Step 2: Convert to fraction form
    1,005,563.07/1,387,704.39 = 546,708.50/x
  3. Step 3: Cross multiply
    1,005,563.07x = 1,387,704.39 × 546,708.50
  4. Step 4: Simplify right side
    1,005,563.07x = 758,669,781,715.53
  5. Step 5: Solve for x
    x = 758,669,781,715.53/1,005,563.07
  6. Step 6: Final answer
    x = 754,472.60

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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.