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Finding the Fourth Proportional to 446,662.76, 616,397.24 and 242,715.29

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Solution

The fourth proportional to 446,662.76, 616,397.24 and 242,715.29 is: 334,948.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,662.76 : 616,397.24 = 242,715.29 : x
  2. Step 2: Convert to fraction form
    446,662.76/616,397.24 = 242,715.29/x
  3. Step 3: Cross multiply
    446,662.76x = 616,397.24 × 242,715.29
  4. Step 4: Simplify right side
    446,662.76x = 149,609,032,386.60
  5. Step 5: Solve for x
    x = 149,609,032,386.60/446,662.76
  6. Step 6: Final answer
    x = 334,948.53

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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.