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Finding the Fourth Proportional to 548,802.32, 757,256.76 and 344,707.83

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Solution

The fourth proportional to 548,802.32, 757,256.76 and 344,707.83 is: 475,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,802.32 : 757,256.76 = 344,707.83 : x
  2. Step 2: Convert to fraction form
    548,802.32/757,256.76 = 344,707.83/x
  3. Step 3: Cross multiply
    548,802.32x = 757,256.76 × 344,707.83
  4. Step 4: Simplify right side
    548,802.32x = 261,032,334,492.43
  5. Step 5: Solve for x
    x = 261,032,334,492.43/548,802.32
  6. Step 6: Final answer
    x = 475,640.00

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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.