Home / 346,256.01-519,358.08-121,618.42

Finding the Fourth Proportional to 346,256.01, 519,358.08 and 121,618.42

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Solution

The fourth proportional to 346,256.01, 519,358.08 and 121,618.42 is: 182,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,256.01 : 519,358.08 = 121,618.42 : x
  2. Step 2: Convert to fraction form
    346,256.01/519,358.08 = 121,618.42/x
  3. Step 3: Cross multiply
    346,256.01x = 519,358.08 × 121,618.42
  4. Step 4: Simplify right side
    346,256.01x = 63,163,509,103.83
  5. Step 5: Solve for x
    x = 63,163,509,103.83/346,256.01
  6. Step 6: Final answer
    x = 182,418.52

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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.