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Finding the Fourth Proportional to 1,274,580.80, 1,758,921 and 701,618

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Solution

The fourth proportional to 1,274,580.80, 1,758,921 and 701,618 is: 968,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,580.80 : 1,758,921 = 701,618 : x
  2. Step 2: Convert to fraction form
    1,274,580.80/1,758,921 = 701,618/x
  3. Step 3: Cross multiply
    1,274,580.80x = 1,758,921 × 701,618
  4. Step 4: Simplify right side
    1,274,580.80x = 1,234,090,634,178
  5. Step 5: Solve for x
    x = 1,234,090,634,178/1,274,580.80
  6. Step 6: Final answer
    x = 968,232.56

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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.