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Finding the Fourth Proportional to 602,520.48, 903,150.06 and 203,023.20

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Solution

The fourth proportional to 602,520.48, 903,150.06 and 203,023.20 is: 304,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,520.48 : 903,150.06 = 203,023.20 : x
  2. Step 2: Convert to fraction form
    602,520.48/903,150.06 = 203,023.20/x
  3. Step 3: Cross multiply
    602,520.48x = 903,150.06 × 203,023.20
  4. Step 4: Simplify right side
    602,520.48x = 183,360,415,261.39
  5. Step 5: Solve for x
    x = 183,360,415,261.39/602,520.48
  6. Step 6: Final answer
    x = 304,322.30

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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.