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Finding the Fourth Proportional to 661,889.48, 997,250.43 and 598,779.95

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Solution

The fourth proportional to 661,889.48, 997,250.43 and 598,779.95 is: 902,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,889.48 : 997,250.43 = 598,779.95 : x
  2. Step 2: Convert to fraction form
    661,889.48/997,250.43 = 598,779.95/x
  3. Step 3: Cross multiply
    661,889.48x = 997,250.43 × 598,779.95
  4. Step 4: Simplify right side
    661,889.48x = 597,133,559,872.05
  5. Step 5: Solve for x
    x = 597,133,559,872.05/661,889.48
  6. Step 6: Final answer
    x = 902,165.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.