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Finding the Fourth Proportional to 473,485.60, 710,228.40 and 296,538.40

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Solution

The fourth proportional to 473,485.60, 710,228.40 and 296,538.40 is: 444,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,485.60 : 710,228.40 = 296,538.40 : x
  2. Step 2: Convert to fraction form
    473,485.60/710,228.40 = 296,538.40/x
  3. Step 3: Cross multiply
    473,485.60x = 710,228.40 × 296,538.40
  4. Step 4: Simplify right side
    473,485.60x = 210,609,993,370.56
  5. Step 5: Solve for x
    x = 210,609,993,370.56/473,485.60
  6. Step 6: Final answer
    x = 444,807.60

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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.