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Finding the Fourth Proportional to 563,203.60, 844,805.40 and 525,878.80

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Solution

The fourth proportional to 563,203.60, 844,805.40 and 525,878.80 is: 788,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,203.60 : 844,805.40 = 525,878.80 : x
  2. Step 2: Convert to fraction form
    563,203.60/844,805.40 = 525,878.80/x
  3. Step 3: Cross multiply
    563,203.60x = 844,805.40 × 525,878.80
  4. Step 4: Simplify right side
    563,203.60x = 444,265,249,985.52
  5. Step 5: Solve for x
    x = 444,265,249,985.52/563,203.60
  6. Step 6: Final answer
    x = 788,818.20

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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.