Home / 627,053-865,581.14-436,177.16

Finding the Fourth Proportional to 627,053, 865,581.14 and 436,177.16

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Solution

The fourth proportional to 627,053, 865,581.14 and 436,177.16 is: 602,096.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,053 : 865,581.14 = 436,177.16 : x
  2. Step 2: Convert to fraction form
    627,053/865,581.14 = 436,177.16/x
  3. Step 3: Cross multiply
    627,053x = 865,581.14 × 436,177.16
  4. Step 4: Simplify right side
    627,053x = 377,546,723,394.76
  5. Step 5: Solve for x
    x = 377,546,723,394.76/627,053
  6. Step 6: Final answer
    x = 602,096.99

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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.