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Finding the Fourth Proportional to 583,472.60, 804,845.20 and 454,206.48

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Solution

The fourth proportional to 583,472.60, 804,845.20 and 454,206.48 is: 626,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,472.60 : 804,845.20 = 454,206.48 : x
  2. Step 2: Convert to fraction form
    583,472.60/804,845.20 = 454,206.48/x
  3. Step 3: Cross multiply
    583,472.60x = 804,845.20 × 454,206.48
  4. Step 4: Simplify right side
    583,472.60x = 365,565,905,236.90
  5. Step 5: Solve for x
    x = 365,565,905,236.90/583,472.60
  6. Step 6: Final answer
    x = 626,534.83

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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.