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Finding the Fourth Proportional to 634,406.94, 875,527.92 and 362,469.02

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Solution

The fourth proportional to 634,406.94, 875,527.92 and 362,469.02 is: 500,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,406.94 : 875,527.92 = 362,469.02 : x
  2. Step 2: Convert to fraction form
    634,406.94/875,527.92 = 362,469.02/x
  3. Step 3: Cross multiply
    634,406.94x = 875,527.92 × 362,469.02
  4. Step 4: Simplify right side
    634,406.94x = 317,351,742,767.40
  5. Step 5: Solve for x
    x = 317,351,742,767.40/634,406.94
  6. Step 6: Final answer
    x = 500,233.72

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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.