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Finding the Fourth Proportional to 608,127.98, 911,805.58 and 533,398.18

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Solution

The fourth proportional to 608,127.98, 911,805.58 and 533,398.18 is: 799,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,127.98 : 911,805.58 = 533,398.18 : x
  2. Step 2: Convert to fraction form
    608,127.98/911,805.58 = 533,398.18/x
  3. Step 3: Cross multiply
    608,127.98x = 911,805.58 × 533,398.18
  4. Step 4: Simplify right side
    608,127.98x = 486,355,436,885.84
  5. Step 5: Solve for x
    x = 486,355,436,885.84/608,127.98
  6. Step 6: Final answer
    x = 799,758.36

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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.