Home / 584,979.17-877,357.79-285,158.21

Finding the Fourth Proportional to 584,979.17, 877,357.79 and 285,158.21

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Solution

The fourth proportional to 584,979.17, 877,357.79 and 285,158.21 is: 427,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,979.17 : 877,357.79 = 285,158.21 : x
  2. Step 2: Convert to fraction form
    584,979.17/877,357.79 = 285,158.21/x
  3. Step 3: Cross multiply
    584,979.17x = 877,357.79 × 285,158.21
  4. Step 4: Simplify right side
    584,979.17x = 250,185,775,500.17
  5. Step 5: Solve for x
    x = 250,185,775,500.17/584,979.17
  6. Step 6: Final answer
    x = 427,683.22

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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.