Home / 851,406.06-1,174,917.87-469,426.38

Finding the Fourth Proportional to 851,406.06, 1,174,917.87 and 469,426.38

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Solution

The fourth proportional to 851,406.06, 1,174,917.87 and 469,426.38 is: 647,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,406.06 : 1,174,917.87 = 469,426.38 : x
  2. Step 2: Convert to fraction form
    851,406.06/1,174,917.87 = 469,426.38/x
  3. Step 3: Cross multiply
    851,406.06x = 1,174,917.87 × 469,426.38
  4. Step 4: Simplify right side
    851,406.06x = 551,537,442,511.41
  5. Step 5: Solve for x
    x = 551,537,442,511.41/851,406.06
  6. Step 6: Final answer
    x = 647,796.00

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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.