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Finding the Fourth Proportional to 446,950.78, 616,792.02 and 245,746.78

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Solution

The fourth proportional to 446,950.78, 616,792.02 and 245,746.78 is: 339,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,950.78 : 616,792.02 = 245,746.78 : x
  2. Step 2: Convert to fraction form
    446,950.78/616,792.02 = 245,746.78/x
  3. Step 3: Cross multiply
    446,950.78x = 616,792.02 × 245,746.78
  4. Step 4: Simplify right side
    446,950.78x = 151,574,652,844.70
  5. Step 5: Solve for x
    x = 151,574,652,844.70/446,950.78
  6. Step 6: Final answer
    x = 339,130.53

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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.