Home / 863,886.87-1,191,608.82-524,355.12

Finding the Fourth Proportional to 863,886.87, 1,191,608.82 and 524,355.12

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Solution

The fourth proportional to 863,886.87, 1,191,608.82 and 524,355.12 is: 723,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,886.87 : 1,191,608.82 = 524,355.12 : x
  2. Step 2: Convert to fraction form
    863,886.87/1,191,608.82 = 524,355.12/x
  3. Step 3: Cross multiply
    863,886.87x = 1,191,608.82 × 524,355.12
  4. Step 4: Simplify right side
    863,886.87x = 624,826,185,804.16
  5. Step 5: Solve for x
    x = 624,826,185,804.16/863,886.87
  6. Step 6: Final answer
    x = 723,273.16

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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.