Home / 627,052-865,579.76-436,176.16

Finding the Fourth Proportional to 627,052, 865,579.76 and 436,176.16

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Solution

The fourth proportional to 627,052, 865,579.76 and 436,176.16 is: 602,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,052 : 865,579.76 = 436,176.16 : x
  2. Step 2: Convert to fraction form
    627,052/865,579.76 = 436,176.16/x
  3. Step 3: Cross multiply
    627,052x = 865,579.76 × 436,176.16
  4. Step 4: Simplify right side
    627,052x = 377,545,255,890.52
  5. Step 5: Solve for x
    x = 377,545,255,890.52/627,052
  6. Step 6: Final answer
    x = 602,095.61

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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.