Home / 346,278.60-519,352.29-121,586.22

Finding the Fourth Proportional to 346,278.60, 519,352.29 and 121,586.22

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Solution

The fourth proportional to 346,278.60, 519,352.29 and 121,586.22 is: 182,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,278.60 : 519,352.29 = 121,586.22 : x
  2. Step 2: Convert to fraction form
    346,278.60/519,352.29 = 121,586.22/x
  3. Step 3: Cross multiply
    346,278.60x = 519,352.29 × 121,586.22
  4. Step 4: Simplify right side
    346,278.60x = 63,146,081,789.44
  5. Step 5: Solve for x
    x = 63,146,081,789.44/346,278.60
  6. Step 6: Final answer
    x = 182,356.29

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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.