Home / 553,733.52-764,159.40-327,377.04

Finding the Fourth Proportional to 553,733.52, 764,159.40 and 327,377.04

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Solution

The fourth proportional to 553,733.52, 764,159.40 and 327,377.04 is: 451,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,733.52 : 764,159.40 = 327,377.04 : x
  2. Step 2: Convert to fraction form
    553,733.52/764,159.40 = 327,377.04/x
  3. Step 3: Cross multiply
    553,733.52x = 764,159.40 × 327,377.04
  4. Step 4: Simplify right side
    553,733.52x = 250,168,242,460.18
  5. Step 5: Solve for x
    x = 250,168,242,460.18/553,733.52
  6. Step 6: Final answer
    x = 451,784.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.