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Finding the Fourth Proportional to 424,795.05, 586,212.66 and 233,804.34

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Solution

The fourth proportional to 424,795.05, 586,212.66 and 233,804.34 is: 322,647.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,795.05 : 586,212.66 = 233,804.34 : x
  2. Step 2: Convert to fraction form
    424,795.05/586,212.66 = 233,804.34/x
  3. Step 3: Cross multiply
    424,795.05x = 586,212.66 × 233,804.34
  4. Step 4: Simplify right side
    424,795.05x = 137,059,064,070.94
  5. Step 5: Solve for x
    x = 137,059,064,070.94/424,795.05
  6. Step 6: Final answer
    x = 322,647.51

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1.5x scale

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.