Home / 1,151,285.80-1,726,928.70-403,331.80

Finding the Fourth Proportional to 1,151,285.80, 1,726,928.70 and 403,331.80

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Solution

The fourth proportional to 1,151,285.80, 1,726,928.70 and 403,331.80 is: 604,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,285.80 : 1,726,928.70 = 403,331.80 : x
  2. Step 2: Convert to fraction form
    1,151,285.80/1,726,928.70 = 403,331.80/x
  3. Step 3: Cross multiply
    1,151,285.80x = 1,726,928.70 × 403,331.80
  4. Step 4: Simplify right side
    1,151,285.80x = 696,525,261,042.66
  5. Step 5: Solve for x
    x = 696,525,261,042.66/1,151,285.80
  6. Step 6: Final answer
    x = 604,997.70

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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.