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Finding the Fourth Proportional to 526,608.00, 789,437.82 and 189,411.63

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Solution

The fourth proportional to 526,608.00, 789,437.82 and 189,411.63 is: 283,946.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,608.00 : 789,437.82 = 189,411.63 : x
  2. Step 2: Convert to fraction form
    526,608.00/789,437.82 = 189,411.63/x
  3. Step 3: Cross multiply
    526,608.00x = 789,437.82 × 189,411.63
  4. Step 4: Simplify right side
    526,608.00x = 149,528,702,597.18
  5. Step 5: Solve for x
    x = 149,528,702,597.18/526,608.00
  6. Step 6: Final answer
    x = 283,946.89

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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.