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Finding the Fourth Proportional to 468,553.53, 646,600.95 and 253,692.93

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Solution

The fourth proportional to 468,553.53, 646,600.95 and 253,692.93 is: 350,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,553.53 : 646,600.95 = 253,692.93 : x
  2. Step 2: Convert to fraction form
    468,553.53/646,600.95 = 253,692.93/x
  3. Step 3: Cross multiply
    468,553.53x = 646,600.95 × 253,692.93
  4. Step 4: Simplify right side
    468,553.53x = 164,038,089,546.28
  5. Step 5: Solve for x
    x = 164,038,089,546.28/468,553.53
  6. Step 6: Final answer
    x = 350,094.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.