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Finding the Fourth Proportional to 454,663.02, 627,325.25 and 293,483.55

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Solution

The fourth proportional to 454,663.02, 627,325.25 and 293,483.55 is: 404,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,663.02 : 627,325.25 = 293,483.55 : x
  2. Step 2: Convert to fraction form
    454,663.02/627,325.25 = 293,483.55/x
  3. Step 3: Cross multiply
    454,663.02x = 627,325.25 × 293,483.55
  4. Step 4: Simplify right side
    454,663.02x = 184,109,639,907.22
  5. Step 5: Solve for x
    x = 184,109,639,907.22/454,663.02
  6. Step 6: Final answer
    x = 404,936.47

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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.