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Finding the Fourth Proportional to 535,304.04, 738,719.50 and 296,840.04

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Solution

The fourth proportional to 535,304.04, 738,719.50 and 296,840.04 is: 409,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,304.04 : 738,719.50 = 296,840.04 : x
  2. Step 2: Convert to fraction form
    535,304.04/738,719.50 = 296,840.04/x
  3. Step 3: Cross multiply
    535,304.04x = 738,719.50 × 296,840.04
  4. Step 4: Simplify right side
    535,304.04x = 219,281,525,928.78
  5. Step 5: Solve for x
    x = 219,281,525,928.78/535,304.04
  6. Step 6: Final answer
    x = 409,639.21

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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.