Home / 923,953.29-1,385,979.62-292,916.31

Finding the Fourth Proportional to 923,953.29, 1,385,979.62 and 292,916.31

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Solution

The fourth proportional to 923,953.29, 1,385,979.62 and 292,916.31 is: 439,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,953.29 : 1,385,979.62 = 292,916.31 : x
  2. Step 2: Convert to fraction form
    923,953.29/1,385,979.62 = 292,916.31/x
  3. Step 3: Cross multiply
    923,953.29x = 1,385,979.62 × 292,916.31
  4. Step 4: Simplify right side
    923,953.29x = 405,976,034,561.02
  5. Step 5: Solve for x
    x = 405,976,034,561.02/923,953.29
  6. Step 6: Final answer
    x = 439,390.21

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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.