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Finding the Fourth Proportional to 581,963.34, 873,411.57 and 301,560.78

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Solution

The fourth proportional to 581,963.34, 873,411.57 and 301,560.78 is: 452,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,963.34 : 873,411.57 = 301,560.78 : x
  2. Step 2: Convert to fraction form
    581,963.34/873,411.57 = 301,560.78/x
  3. Step 3: Cross multiply
    581,963.34x = 873,411.57 × 301,560.78
  4. Step 4: Simplify right side
    581,963.34x = 263,386,674,310.23
  5. Step 5: Solve for x
    x = 263,386,674,310.23/581,963.34
  6. Step 6: Final answer
    x = 452,582.93

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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.