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Finding the Fourth Proportional to 544,424.17, 816,802.41 and 278,371.52

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Solution

The fourth proportional to 544,424.17, 816,802.41 and 278,371.52 is: 417,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,424.17 : 816,802.41 = 278,371.52 : x
  2. Step 2: Convert to fraction form
    544,424.17/816,802.41 = 278,371.52/x
  3. Step 3: Cross multiply
    544,424.17x = 816,802.41 × 278,371.52
  4. Step 4: Simplify right side
    544,424.17x = 227,374,528,411.36
  5. Step 5: Solve for x
    x = 227,374,528,411.36/544,424.17
  6. Step 6: Final answer
    x = 417,642.24

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1.5x scale

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.