Home / 873,816.06-1,205,789.28-486,602.22

Finding the Fourth Proportional to 873,816.06, 1,205,789.28 and 486,602.22

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Solution

The fourth proportional to 873,816.06, 1,205,789.28 and 486,602.22 is: 671,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,816.06 : 1,205,789.28 = 486,602.22 : x
  2. Step 2: Convert to fraction form
    873,816.06/1,205,789.28 = 486,602.22/x
  3. Step 3: Cross multiply
    873,816.06x = 1,205,789.28 × 486,602.22
  4. Step 4: Simplify right side
    873,816.06x = 586,739,740,500.20
  5. Step 5: Solve for x
    x = 586,739,740,500.20/873,816.06
  6. Step 6: Final answer
    x = 671,468.25

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1.5x scale

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.