Home / 668,582.49-1,003,021.35-247,858.38

Finding the Fourth Proportional to 668,582.49, 1,003,021.35 and 247,858.38

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Solution

The fourth proportional to 668,582.49, 1,003,021.35 and 247,858.38 is: 371,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,582.49 : 1,003,021.35 = 247,858.38 : x
  2. Step 2: Convert to fraction form
    668,582.49/1,003,021.35 = 247,858.38/x
  3. Step 3: Cross multiply
    668,582.49x = 1,003,021.35 × 247,858.38
  4. Step 4: Simplify right side
    668,582.49x = 248,607,246,916.41
  5. Step 5: Solve for x
    x = 248,607,246,916.41/668,582.49
  6. Step 6: Final answer
    x = 371,842.29

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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.