Home / 809,316.18-1,116,856.55-446,740.27

Finding the Fourth Proportional to 809,316.18, 1,116,856.55 and 446,740.27

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Solution

The fourth proportional to 809,316.18, 1,116,856.55 and 446,740.27 is: 616,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,316.18 : 1,116,856.55 = 446,740.27 : x
  2. Step 2: Convert to fraction form
    809,316.18/1,116,856.55 = 446,740.27/x
  3. Step 3: Cross multiply
    809,316.18x = 1,116,856.55 × 446,740.27
  4. Step 4: Simplify right side
    809,316.18x = 498,944,796,698.27
  5. Step 5: Solve for x
    x = 498,944,796,698.27/809,316.18
  6. Step 6: Final answer
    x = 616,501.69

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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.