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Finding the Fourth Proportional to 523,447.04, 722,357.06 and 294,004.68

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Solution

The fourth proportional to 523,447.04, 722,357.06 and 294,004.68 is: 405,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,447.04 : 722,357.06 = 294,004.68 : x
  2. Step 2: Convert to fraction form
    523,447.04/722,357.06 = 294,004.68/x
  3. Step 3: Cross multiply
    523,447.04x = 722,357.06 × 294,004.68
  4. Step 4: Simplify right side
    523,447.04x = 212,376,356,271.04
  5. Step 5: Solve for x
    x = 212,376,356,271.04/523,447.04
  6. Step 6: Final answer
    x = 405,726.54

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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.