Home / 554,921.80-832,382.70-274,985.80

Finding the Fourth Proportional to 554,921.80, 832,382.70 and 274,985.80

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Solution

The fourth proportional to 554,921.80, 832,382.70 and 274,985.80 is: 412,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,921.80 : 832,382.70 = 274,985.80 : x
  2. Step 2: Convert to fraction form
    554,921.80/832,382.70 = 274,985.80/x
  3. Step 3: Cross multiply
    554,921.80x = 832,382.70 × 274,985.80
  4. Step 4: Simplify right side
    554,921.80x = 228,893,422,665.66
  5. Step 5: Solve for x
    x = 228,893,422,665.66/554,921.80
  6. Step 6: Final answer
    x = 412,478.70

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Similar ratio
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1.5x scale

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.