Home / 462,436.83-638,244.04-268,904.42

Finding the Fourth Proportional to 462,436.83, 638,244.04 and 268,904.42

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Solution

The fourth proportional to 462,436.83, 638,244.04 and 268,904.42 is: 371,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,436.83 : 638,244.04 = 268,904.42 : x
  2. Step 2: Convert to fraction form
    462,436.83/638,244.04 = 268,904.42/x
  3. Step 3: Cross multiply
    462,436.83x = 638,244.04 × 268,904.42
  4. Step 4: Simplify right side
    462,436.83x = 171,626,644,460.76
  5. Step 5: Solve for x
    x = 171,626,644,460.76/462,436.83
  6. Step 6: Final answer
    x = 371,135.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.