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Finding the Fourth Proportional to 526,160.40, 788,333.40 and 245,101.20

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Solution

The fourth proportional to 526,160.40, 788,333.40 and 245,101.20 is: 367,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,160.40 : 788,333.40 = 245,101.20 : x
  2. Step 2: Convert to fraction form
    526,160.40/788,333.40 = 245,101.20/x
  3. Step 3: Cross multiply
    526,160.40x = 788,333.40 × 245,101.20
  4. Step 4: Simplify right side
    526,160.40x = 193,221,462,340.08
  5. Step 5: Solve for x
    x = 193,221,462,340.08/526,160.40
  6. Step 6: Final answer
    x = 367,229.20

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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.