Home / 460,225.98-689,341.86-223,072.56

Finding the Fourth Proportional to 460,225.98, 689,341.86 and 223,072.56

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Solution

The fourth proportional to 460,225.98, 689,341.86 and 223,072.56 is: 334,125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,225.98 : 689,341.86 = 223,072.56 : x
  2. Step 2: Convert to fraction form
    460,225.98/689,341.86 = 223,072.56/x
  3. Step 3: Cross multiply
    460,225.98x = 689,341.86 × 223,072.56
  4. Step 4: Simplify right side
    460,225.98x = 153,773,253,425.36
  5. Step 5: Solve for x
    x = 153,773,253,425.36/460,225.98
  6. Step 6: Final answer
    x = 334,125.54

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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.