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Finding the Fourth Proportional to 412,852.60, 577,293.80 and 412,852.60

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Solution

The fourth proportional to 412,852.60, 577,293.80 and 412,852.60 is: 577,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,852.60 : 577,293.80 = 412,852.60 : x
  2. Step 2: Convert to fraction form
    412,852.60/577,293.80 = 412,852.60/x
  3. Step 3: Cross multiply
    412,852.60x = 577,293.80 × 412,852.60
  4. Step 4: Simplify right side
    412,852.60x = 238,337,246,293.88
  5. Step 5: Solve for x
    x = 238,337,246,293.88/412,852.60
  6. Step 6: Final answer
    x = 577,293.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.