Home / 623,582.74-935,083.32-323,982.78

Finding the Fourth Proportional to 623,582.74, 935,083.32 and 323,982.78

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Solution

The fourth proportional to 623,582.74, 935,083.32 and 323,982.78 is: 485,823.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,582.74 : 935,083.32 = 323,982.78 : x
  2. Step 2: Convert to fraction form
    623,582.74/935,083.32 = 323,982.78/x
  3. Step 3: Cross multiply
    623,582.74x = 935,083.32 × 323,982.78
  4. Step 4: Simplify right side
    623,582.74x = 302,950,893,545.23
  5. Step 5: Solve for x
    x = 302,950,893,545.23/623,582.74
  6. Step 6: Final answer
    x = 485,823.09

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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.