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Finding the Fourth Proportional to 446,545.56, 616,058.94 and 252,908.76

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Solution

The fourth proportional to 446,545.56, 616,058.94 and 252,908.76 is: 348,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,545.56 : 616,058.94 = 252,908.76 : x
  2. Step 2: Convert to fraction form
    446,545.56/616,058.94 = 252,908.76/x
  3. Step 3: Cross multiply
    446,545.56x = 616,058.94 × 252,908.76
  4. Step 4: Simplify right side
    446,545.56x = 155,806,702,602.31
  5. Step 5: Solve for x
    x = 155,806,702,602.31/446,545.56
  6. Step 6: Final answer
    x = 348,915.58

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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.