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Finding the Fourth Proportional to 577,852.58, 797,393.26 and 323,154.56

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Solution

The fourth proportional to 577,852.58, 797,393.26 and 323,154.56 is: 445,929.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,852.58 : 797,393.26 = 323,154.56 : x
  2. Step 2: Convert to fraction form
    577,852.58/797,393.26 = 323,154.56/x
  3. Step 3: Cross multiply
    577,852.58x = 797,393.26 × 323,154.56
  4. Step 4: Simplify right side
    577,852.58x = 257,681,270,479.69
  5. Step 5: Solve for x
    x = 257,681,270,479.69/577,852.58
  6. Step 6: Final answer
    x = 445,929.08

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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.