Home / 474,746.27-712,181.94-154,785.78

Finding the Fourth Proportional to 474,746.27, 712,181.94 and 154,785.78

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Solution

The fourth proportional to 474,746.27, 712,181.94 and 154,785.78 is: 232,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,746.27 : 712,181.94 = 154,785.78 : x
  2. Step 2: Convert to fraction form
    474,746.27/712,181.94 = 154,785.78/x
  3. Step 3: Cross multiply
    474,746.27x = 712,181.94 × 154,785.78
  4. Step 4: Simplify right side
    474,746.27x = 110,235,634,501.36
  5. Step 5: Solve for x
    x = 110,235,634,501.36/474,746.27
  6. Step 6: Final answer
    x = 232,199.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.