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Finding the Fourth Proportional to 577,083.80, 865,625.70 and 549,527.60

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Solution

The fourth proportional to 577,083.80, 865,625.70 and 549,527.60 is: 824,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,083.80 : 865,625.70 = 549,527.60 : x
  2. Step 2: Convert to fraction form
    577,083.80/865,625.70 = 549,527.60/x
  3. Step 3: Cross multiply
    577,083.80x = 865,625.70 × 549,527.60
  4. Step 4: Simplify right side
    577,083.80x = 475,685,213,419.32
  5. Step 5: Solve for x
    x = 475,685,213,419.32/577,083.80
  6. Step 6: Final answer
    x = 824,291.40

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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.