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Finding the Fourth Proportional to 229,573.72, 342,624.55 and 223,595.01

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Solution

The fourth proportional to 229,573.72, 342,624.55 and 223,595.01 is: 333,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,573.72 : 342,624.55 = 223,595.01 : x
  2. Step 2: Convert to fraction form
    229,573.72/342,624.55 = 223,595.01/x
  3. Step 3: Cross multiply
    229,573.72x = 342,624.55 × 223,595.01
  4. Step 4: Simplify right side
    229,573.72x = 76,609,139,683.50
  5. Step 5: Solve for x
    x = 76,609,139,683.50/229,573.72
  6. Step 6: Final answer
    x = 333,701.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.