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Finding the Fourth Proportional to 651,843.40, 976,598.70 and 532,870.60

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Solution

The fourth proportional to 651,843.40, 976,598.70 and 532,870.60 is: 798,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,843.40 : 976,598.70 = 532,870.60 : x
  2. Step 2: Convert to fraction form
    651,843.40/976,598.70 = 532,870.60/x
  3. Step 3: Cross multiply
    651,843.40x = 976,598.70 × 532,870.60
  4. Step 4: Simplify right side
    651,843.40x = 520,400,735,228.22
  5. Step 5: Solve for x
    x = 520,400,735,228.22/651,843.40
  6. Step 6: Final answer
    x = 798,352.39

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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.