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Finding the Fourth Proportional to 563,718.90, 777,963.87 and 334,411.95

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Solution

The fourth proportional to 563,718.90, 777,963.87 and 334,411.95 is: 461,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,718.90 : 777,963.87 = 334,411.95 : x
  2. Step 2: Convert to fraction form
    563,718.90/777,963.87 = 334,411.95/x
  3. Step 3: Cross multiply
    563,718.90x = 777,963.87 × 334,411.95
  4. Step 4: Simplify right side
    563,718.90x = 260,160,413,124.19
  5. Step 5: Solve for x
    x = 260,160,413,124.19/563,718.90
  6. Step 6: Final answer
    x = 461,507.35

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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.