Home / 867,870.56-1,197,382.79-562,181.29

Finding the Fourth Proportional to 867,870.56, 1,197,382.79 and 562,181.29

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Solution

The fourth proportional to 867,870.56, 1,197,382.79 and 562,181.29 is: 775,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,870.56 : 1,197,382.79 = 562,181.29 : x
  2. Step 2: Convert to fraction form
    867,870.56/1,197,382.79 = 562,181.29/x
  3. Step 3: Cross multiply
    867,870.56x = 1,197,382.79 × 562,181.29
  4. Step 4: Simplify right side
    867,870.56x = 673,146,199,918.00
  5. Step 5: Solve for x
    x = 673,146,199,918.00/867,870.56
  6. Step 6: Final answer
    x = 775,629.72

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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.