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Finding the Fourth Proportional to 570,196.52, 786,959.56 and 325,181.82

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Solution

The fourth proportional to 570,196.52, 786,959.56 and 325,181.82 is: 448,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,196.52 : 786,959.56 = 325,181.82 : x
  2. Step 2: Convert to fraction form
    570,196.52/786,959.56 = 325,181.82/x
  3. Step 3: Cross multiply
    570,196.52x = 786,959.56 × 325,181.82
  4. Step 4: Simplify right side
    570,196.52x = 255,904,941,987.20
  5. Step 5: Solve for x
    x = 255,904,941,987.20/570,196.52
  6. Step 6: Final answer
    x = 448,801.30

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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.