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Finding the Fourth Proportional to 952,803, 1,314,984.78 and 550,395

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Solution

The fourth proportional to 952,803, 1,314,984.78 and 550,395 is: 759,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,803 : 1,314,984.78 = 550,395 : x
  2. Step 2: Convert to fraction form
    952,803/1,314,984.78 = 550,395/x
  3. Step 3: Cross multiply
    952,803x = 1,314,984.78 × 550,395
  4. Step 4: Simplify right side
    952,803x = 723,761,047,988.10
  5. Step 5: Solve for x
    x = 723,761,047,988.10/952,803
  6. Step 6: Final answer
    x = 759,612.48

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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.