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Finding the Fourth Proportional to 377,182.69, 562,220.73 and 346,915.51

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Solution

The fourth proportional to 377,182.69, 562,220.73 and 346,915.51 is: 517,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,182.69 : 562,220.73 = 346,915.51 : x
  2. Step 2: Convert to fraction form
    377,182.69/562,220.73 = 346,915.51/x
  3. Step 3: Cross multiply
    377,182.69x = 562,220.73 × 346,915.51
  4. Step 4: Simplify right side
    377,182.69x = 195,043,089,874.97
  5. Step 5: Solve for x
    x = 195,043,089,874.97/377,182.69
  6. Step 6: Final answer
    x = 517,105.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.