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Finding the Fourth Proportional to 577,840.56, 797,461.68 and 323,273.76

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Solution

The fourth proportional to 577,840.56, 797,461.68 and 323,273.76 is: 446,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,840.56 : 797,461.68 = 323,273.76 : x
  2. Step 2: Convert to fraction form
    577,840.56/797,461.68 = 323,273.76/x
  3. Step 3: Cross multiply
    577,840.56x = 797,461.68 × 323,273.76
  4. Step 4: Simplify right side
    577,840.56x = 257,798,435,749.52
  5. Step 5: Solve for x
    x = 257,798,435,749.52/577,840.56
  6. Step 6: Final answer
    x = 446,141.12

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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.