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Finding the Fourth Proportional to 671,651.10, 926,877.06 and 365,722.74

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Solution

The fourth proportional to 671,651.10, 926,877.06 and 365,722.74 is: 504,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,651.10 : 926,877.06 = 365,722.74 : x
  2. Step 2: Convert to fraction form
    671,651.10/926,877.06 = 365,722.74/x
  3. Step 3: Cross multiply
    671,651.10x = 926,877.06 × 365,722.74
  4. Step 4: Simplify right side
    671,651.10x = 338,980,018,026.34
  5. Step 5: Solve for x
    x = 338,980,018,026.34/671,651.10
  6. Step 6: Final answer
    x = 504,696.59

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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.