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Finding the Fourth Proportional to 416,029.02, 573,937.71 and 243,859.71

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Solution

The fourth proportional to 416,029.02, 573,937.71 and 243,859.71 is: 336,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,029.02 : 573,937.71 = 243,859.71 : x
  2. Step 2: Convert to fraction form
    416,029.02/573,937.71 = 243,859.71/x
  3. Step 3: Cross multiply
    416,029.02x = 573,937.71 × 243,859.71
  4. Step 4: Simplify right side
    416,029.02x = 139,960,283,518.66
  5. Step 5: Solve for x
    x = 139,960,283,518.66/416,029.02
  6. Step 6: Final answer
    x = 336,419.52

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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.