Home / 584,983.16-877,363.78-285,162.20

Finding the Fourth Proportional to 584,983.16, 877,363.78 and 285,162.20

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Solution

The fourth proportional to 584,983.16, 877,363.78 and 285,162.20 is: 427,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,983.16 : 877,363.78 = 285,162.20 : x
  2. Step 2: Convert to fraction form
    584,983.16/877,363.78 = 285,162.20/x
  3. Step 3: Cross multiply
    584,983.16x = 877,363.78 × 285,162.20
  4. Step 4: Simplify right side
    584,983.16x = 250,190,985,705.12
  5. Step 5: Solve for x
    x = 250,190,985,705.12/584,983.16
  6. Step 6: Final answer
    x = 427,689.21

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Double scale
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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.