Home / 880,528.19-1,321,235.46-656,338.82

Finding the Fourth Proportional to 880,528.19, 1,321,235.46 and 656,338.82

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Solution

The fourth proportional to 880,528.19, 1,321,235.46 and 656,338.82 is: 984,838.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,528.19 : 1,321,235.46 = 656,338.82 : x
  2. Step 2: Convert to fraction form
    880,528.19/1,321,235.46 = 656,338.82/x
  3. Step 3: Cross multiply
    880,528.19x = 1,321,235.46 × 656,338.82
  4. Step 4: Simplify right side
    880,528.19x = 867,178,116,152.38
  5. Step 5: Solve for x
    x = 867,178,116,152.38/880,528.19
  6. Step 6: Final answer
    x = 984,838.57

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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.