Home / 346,191.35-519,530.97-121,569.28

Finding the Fourth Proportional to 346,191.35, 519,530.97 and 121,569.28

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Solution

The fourth proportional to 346,191.35, 519,530.97 and 121,569.28 is: 182,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,191.35 : 519,530.97 = 121,569.28 : x
  2. Step 2: Convert to fraction form
    346,191.35/519,530.97 = 121,569.28/x
  3. Step 3: Cross multiply
    346,191.35x = 519,530.97 × 121,569.28
  4. Step 4: Simplify right side
    346,191.35x = 63,159,005,117.66
  5. Step 5: Solve for x
    x = 63,159,005,117.66/346,191.35
  6. Step 6: Final answer
    x = 182,439.58

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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.