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Finding the Fourth Proportional to 608,125.98, 911,802.58 and 533,396.18

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Solution

The fourth proportional to 608,125.98, 911,802.58 and 533,396.18 is: 799,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,125.98 : 911,802.58 = 533,396.18 : x
  2. Step 2: Convert to fraction form
    608,125.98/911,802.58 = 533,396.18/x
  3. Step 3: Cross multiply
    608,125.98x = 911,802.58 × 533,396.18
  4. Step 4: Simplify right side
    608,125.98x = 486,352,013,086.14
  5. Step 5: Solve for x
    x = 486,352,013,086.14/608,125.98
  6. Step 6: Final answer
    x = 799,755.36

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1.5x scale

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.