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Finding the Fourth Proportional to 377,151.78, 562,174.80 and 346,884.54

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Solution

The fourth proportional to 377,151.78, 562,174.80 and 346,884.54 is: 517,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,151.78 : 562,174.80 = 346,884.54 : x
  2. Step 2: Convert to fraction form
    377,151.78/562,174.80 = 346,884.54/x
  3. Step 3: Cross multiply
    377,151.78x = 562,174.80 × 346,884.54
  4. Step 4: Simplify right side
    377,151.78x = 195,009,746,897.59
  5. Step 5: Solve for x
    x = 195,009,746,897.59/377,151.78
  6. Step 6: Final answer
    x = 517,059.07

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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.