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Finding the Fourth Proportional to 474,319.99, 654,552.98 and 259,458.17

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Solution

The fourth proportional to 474,319.99, 654,552.98 and 259,458.17 is: 358,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,319.99 : 654,552.98 = 259,458.17 : x
  2. Step 2: Convert to fraction form
    474,319.99/654,552.98 = 259,458.17/x
  3. Step 3: Cross multiply
    474,319.99x = 654,552.98 × 259,458.17
  4. Step 4: Simplify right side
    474,319.99x = 169,829,118,358.85
  5. Step 5: Solve for x
    x = 169,829,118,358.85/474,319.99
  6. Step 6: Final answer
    x = 358,047.57

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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.