Home / 584,977.17-877,354.79-285,156.21

Finding the Fourth Proportional to 584,977.17, 877,354.79 and 285,156.21

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Solution

The fourth proportional to 584,977.17, 877,354.79 and 285,156.21 is: 427,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,977.17 : 877,354.79 = 285,156.21 : x
  2. Step 2: Convert to fraction form
    584,977.17/877,354.79 = 285,156.21/x
  3. Step 3: Cross multiply
    584,977.17x = 877,354.79 × 285,156.21
  4. Step 4: Simplify right side
    584,977.17x = 250,183,165,315.97
  5. Step 5: Solve for x
    x = 250,183,165,315.97/584,977.17
  6. Step 6: Final answer
    x = 427,680.22

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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.