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Finding the Fourth Proportional to 652,774.55, 900,581.09 and 481,102.34

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Solution

The fourth proportional to 652,774.55, 900,581.09 and 481,102.34 is: 663,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,774.55 : 900,581.09 = 481,102.34 : x
  2. Step 2: Convert to fraction form
    652,774.55/900,581.09 = 481,102.34/x
  3. Step 3: Cross multiply
    652,774.55x = 900,581.09 × 481,102.34
  4. Step 4: Simplify right side
    652,774.55x = 433,271,662,850.33
  5. Step 5: Solve for x
    x = 433,271,662,850.33/652,774.55
  6. Step 6: Final answer
    x = 663,738.60

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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.