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Finding the Fourth Proportional to 604,352.17, 834,291.20 and 383,700.28

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Solution

The fourth proportional to 604,352.17, 834,291.20 and 383,700.28 is: 529,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,352.17 : 834,291.20 = 383,700.28 : x
  2. Step 2: Convert to fraction form
    604,352.17/834,291.20 = 383,700.28/x
  3. Step 3: Cross multiply
    604,352.17x = 834,291.20 × 383,700.28
  4. Step 4: Simplify right side
    604,352.17x = 320,117,767,041.54
  5. Step 5: Solve for x
    x = 320,117,767,041.54/604,352.17
  6. Step 6: Final answer
    x = 529,687.46

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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.