Home / 994,326.15-1,372,179.48-564,615.30

Finding the Fourth Proportional to 994,326.15, 1,372,179.48 and 564,615.30

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Solution

The fourth proportional to 994,326.15, 1,372,179.48 and 564,615.30 is: 779,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,326.15 : 1,372,179.48 = 564,615.30 : x
  2. Step 2: Convert to fraction form
    994,326.15/1,372,179.48 = 564,615.30/x
  3. Step 3: Cross multiply
    994,326.15x = 1,372,179.48 × 564,615.30
  4. Step 4: Simplify right side
    994,326.15x = 774,753,528,754.04
  5. Step 5: Solve for x
    x = 774,753,528,754.04/994,326.15
  6. Step 6: Final answer
    x = 779,174.45

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Double scale
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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.