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Finding the Fourth Proportional to 633,898.51, 950,847.77 and 384,055.63

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Solution

The fourth proportional to 633,898.51, 950,847.77 and 384,055.63 is: 576,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,898.51 : 950,847.77 = 384,055.63 : x
  2. Step 2: Convert to fraction form
    633,898.51/950,847.77 = 384,055.63/x
  3. Step 3: Cross multiply
    633,898.51x = 950,847.77 × 384,055.63
  4. Step 4: Simplify right side
    633,898.51x = 365,178,439,341.45
  5. Step 5: Solve for x
    x = 365,178,439,341.45/633,898.51
  6. Step 6: Final answer
    x = 576,083.45

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.