Home / 867,870.27-1,197,558.59-500,343.30

Finding the Fourth Proportional to 867,870.27, 1,197,558.59 and 500,343.30

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Solution

The fourth proportional to 867,870.27, 1,197,558.59 and 500,343.30 is: 690,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,870.27 : 1,197,558.59 = 500,343.30 : x
  2. Step 2: Convert to fraction form
    867,870.27/1,197,558.59 = 500,343.30/x
  3. Step 3: Cross multiply
    867,870.27x = 1,197,558.59 × 500,343.30
  4. Step 4: Simplify right side
    867,870.27x = 599,190,414,362.23
  5. Step 5: Solve for x
    x = 599,190,414,362.23/867,870.27
  6. Step 6: Final answer
    x = 690,414.73

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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.