Home / 644,948.51-967,539.15-265,662.23

Finding the Fourth Proportional to 644,948.51, 967,539.15 and 265,662.23

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Solution

The fourth proportional to 644,948.51, 967,539.15 and 265,662.23 is: 398,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,948.51 : 967,539.15 = 265,662.23 : x
  2. Step 2: Convert to fraction form
    644,948.51/967,539.15 = 265,662.23/x
  3. Step 3: Cross multiply
    644,948.51x = 967,539.15 × 265,662.23
  4. Step 4: Simplify right side
    644,948.51x = 257,038,608,201.30
  5. Step 5: Solve for x
    x = 257,038,608,201.30/644,948.51
  6. Step 6: Final answer
    x = 398,541.29

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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.