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Finding the Fourth Proportional to 501,574.16, 692,170.44 and 275,223.44

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Solution

The fourth proportional to 501,574.16, 692,170.44 and 275,223.44 is: 379,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,574.16 : 692,170.44 = 275,223.44 : x
  2. Step 2: Convert to fraction form
    501,574.16/692,170.44 = 275,223.44/x
  3. Step 3: Cross multiply
    501,574.16x = 692,170.44 × 275,223.44
  4. Step 4: Simplify right side
    501,574.16x = 190,501,529,563.11
  5. Step 5: Solve for x
    x = 190,501,529,563.11/501,574.16
  6. Step 6: Final answer
    x = 379,807.30

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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.