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Finding the Fourth Proportional to 524,059.99, 723,228.45 and 294,689.49

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Solution

The fourth proportional to 524,059.99, 723,228.45 and 294,689.49 is: 406,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,059.99 : 723,228.45 = 294,689.49 : x
  2. Step 2: Convert to fraction form
    524,059.99/723,228.45 = 294,689.49/x
  3. Step 3: Cross multiply
    524,059.99x = 723,228.45 × 294,689.49
  4. Step 4: Simplify right side
    524,059.99x = 213,127,823,334.96
  5. Step 5: Solve for x
    x = 213,127,823,334.96/524,059.99
  6. Step 6: Final answer
    x = 406,685.93

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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.