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Finding the Fourth Proportional to 601,531.25, 830,113.31 and 359,824.01

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Solution

The fourth proportional to 601,531.25, 830,113.31 and 359,824.01 is: 496,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,531.25 : 830,113.31 = 359,824.01 : x
  2. Step 2: Convert to fraction form
    601,531.25/830,113.31 = 359,824.01/x
  3. Step 3: Cross multiply
    601,531.25x = 830,113.31 × 359,824.01
  4. Step 4: Simplify right side
    601,531.25x = 298,694,699,958.57
  5. Step 5: Solve for x
    x = 298,694,699,958.57/601,531.25
  6. Step 6: Final answer
    x = 496,557.24

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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.