Home / 887,560.50-1,224,833.49-485,152.50

Finding the Fourth Proportional to 887,560.50, 1,224,833.49 and 485,152.50

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Solution

The fourth proportional to 887,560.50, 1,224,833.49 and 485,152.50 is: 669,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,560.50 : 1,224,833.49 = 485,152.50 : x
  2. Step 2: Convert to fraction form
    887,560.50/1,224,833.49 = 485,152.50/x
  3. Step 3: Cross multiply
    887,560.50x = 1,224,833.49 × 485,152.50
  4. Step 4: Simplify right side
    887,560.50x = 594,231,029,757.23
  5. Step 5: Solve for x
    x = 594,231,029,757.23/887,560.50
  6. Step 6: Final answer
    x = 669,510.45

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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.