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Finding the Fourth Proportional to 524,883.57, 724,362.30 and 295,455.66

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Solution

The fourth proportional to 524,883.57, 724,362.30 and 295,455.66 is: 407,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,883.57 : 724,362.30 = 295,455.66 : x
  2. Step 2: Convert to fraction form
    524,883.57/724,362.30 = 295,455.66/x
  3. Step 3: Cross multiply
    524,883.57x = 724,362.30 × 295,455.66
  4. Step 4: Simplify right side
    524,883.57x = 214,016,941,425.62
  5. Step 5: Solve for x
    x = 214,016,941,425.62/524,883.57
  6. Step 6: Final answer
    x = 407,741.74

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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.