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Finding the Fourth Proportional to 577,968.32, 797,564.20 and 323,270.30

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Solution

The fourth proportional to 577,968.32, 797,564.20 and 323,270.30 is: 446,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,968.32 : 797,564.20 = 323,270.30 : x
  2. Step 2: Convert to fraction form
    577,968.32/797,564.20 = 323,270.30/x
  3. Step 3: Cross multiply
    577,968.32x = 797,564.20 × 323,270.30
  4. Step 4: Simplify right side
    577,968.32x = 257,828,818,203.26
  5. Step 5: Solve for x
    x = 257,828,818,203.26/577,968.32
  6. Step 6: Final answer
    x = 446,095.07

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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.