Home / 824,740.08-1,138,094.38-480,632.04

Finding the Fourth Proportional to 824,740.08, 1,138,094.38 and 480,632.04

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Solution

The fourth proportional to 824,740.08, 1,138,094.38 and 480,632.04 is: 663,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,740.08 : 1,138,094.38 = 480,632.04 : x
  2. Step 2: Convert to fraction form
    824,740.08/1,138,094.38 = 480,632.04/x
  3. Step 3: Cross multiply
    824,740.08x = 1,138,094.38 × 480,632.04
  4. Step 4: Simplify right side
    824,740.08x = 547,004,619,078.08
  5. Step 5: Solve for x
    x = 547,004,619,078.08/824,740.08
  6. Step 6: Final answer
    x = 663,244.86

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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.