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Finding the Fourth Proportional to 529,973.40, 795,300.30 and 293,485.80

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Solution

The fourth proportional to 529,973.40, 795,300.30 and 293,485.80 is: 440,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,973.40 : 795,300.30 = 293,485.80 : x
  2. Step 2: Convert to fraction form
    529,973.40/795,300.30 = 293,485.80/x
  3. Step 3: Cross multiply
    529,973.40x = 795,300.30 × 293,485.80
  4. Step 4: Simplify right side
    529,973.40x = 233,409,344,785.74
  5. Step 5: Solve for x
    x = 233,409,344,785.74/529,973.40
  6. Step 6: Final answer
    x = 440,417.09

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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.