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Finding the Fourth Proportional to 563,529.90, 777,751.01 and 348,739.16

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Solution

The fourth proportional to 563,529.90, 777,751.01 and 348,739.16 is: 481,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,529.90 : 777,751.01 = 348,739.16 : x
  2. Step 2: Convert to fraction form
    563,529.90/777,751.01 = 348,739.16/x
  3. Step 3: Cross multiply
    563,529.90x = 777,751.01 × 348,739.16
  4. Step 4: Simplify right side
    563,529.90x = 271,232,233,916.55
  5. Step 5: Solve for x
    x = 271,232,233,916.55/563,529.90
  6. Step 6: Final answer
    x = 481,309.39

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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.