Home / 346,118.72-518,992.32-177,569.60

Finding the Fourth Proportional to 346,118.72, 518,992.32 and 177,569.60

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Solution

The fourth proportional to 346,118.72, 518,992.32 and 177,569.60 is: 266,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,118.72 : 518,992.32 = 177,569.60 : x
  2. Step 2: Convert to fraction form
    346,118.72/518,992.32 = 177,569.60/x
  3. Step 3: Cross multiply
    346,118.72x = 518,992.32 × 177,569.60
  4. Step 4: Simplify right side
    346,118.72x = 92,157,258,665.47
  5. Step 5: Solve for x
    x = 92,157,258,665.47/346,118.72
  6. Step 6: Final answer
    x = 266,259.10

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1.5x scale

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.