Home / 873,807.52-1,205,844.67-486,614.50

Finding the Fourth Proportional to 873,807.52, 1,205,844.67 and 486,614.50

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Solution

The fourth proportional to 873,807.52, 1,205,844.67 and 486,614.50 is: 671,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,807.52 : 1,205,844.67 = 486,614.50 : x
  2. Step 2: Convert to fraction form
    873,807.52/1,205,844.67 = 486,614.50/x
  3. Step 3: Cross multiply
    873,807.52x = 1,205,844.67 × 486,614.50
  4. Step 4: Simplify right side
    873,807.52x = 586,781,500,459.09
  5. Step 5: Solve for x
    x = 586,781,500,459.09/873,807.52
  6. Step 6: Final answer
    x = 671,522.60

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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.