Home / 833,485.08-1,150,209.96-451,513.38

Finding the Fourth Proportional to 833,485.08, 1,150,209.96 and 451,513.38

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Solution

The fourth proportional to 833,485.08, 1,150,209.96 and 451,513.38 is: 623,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,485.08 : 1,150,209.96 = 451,513.38 : x
  2. Step 2: Convert to fraction form
    833,485.08/1,150,209.96 = 451,513.38/x
  3. Step 3: Cross multiply
    833,485.08x = 1,150,209.96 × 451,513.38
  4. Step 4: Simplify right side
    833,485.08x = 519,335,186,749.27
  5. Step 5: Solve for x
    x = 519,335,186,749.27/833,485.08
  6. Step 6: Final answer
    x = 623,088.76

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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.