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Finding the Fourth Proportional to 544,707.84, 817,061.76 and 170,760

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Solution

The fourth proportional to 544,707.84, 817,061.76 and 170,760 is: 256,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,707.84 : 817,061.76 = 170,760 : x
  2. Step 2: Convert to fraction form
    544,707.84/817,061.76 = 170,760/x
  3. Step 3: Cross multiply
    544,707.84x = 817,061.76 × 170,760
  4. Step 4: Simplify right side
    544,707.84x = 139,521,466,137.60
  5. Step 5: Solve for x
    x = 139,521,466,137.60/544,707.84
  6. Step 6: Final answer
    x = 256,140.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.