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Finding the Fourth Proportional to 577,261.23, 865,525.06 and 506,326.33

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Solution

The fourth proportional to 577,261.23, 865,525.06 and 506,326.33 is: 759,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,261.23 : 865,525.06 = 506,326.33 : x
  2. Step 2: Convert to fraction form
    577,261.23/865,525.06 = 506,326.33/x
  3. Step 3: Cross multiply
    577,261.23x = 865,525.06 × 506,326.33
  4. Step 4: Simplify right side
    577,261.23x = 438,238,127,152.83
  5. Step 5: Solve for x
    x = 438,238,127,152.83/577,261.23
  6. Step 6: Final answer
    x = 759,167.78

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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.