Home / 317,075.31-437,563.82-173,832.28

Finding the Fourth Proportional to 317,075.31, 437,563.82 and 173,832.28

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Solution

The fourth proportional to 317,075.31, 437,563.82 and 173,832.28 is: 239,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,075.31 : 437,563.82 = 173,832.28 : x
  2. Step 2: Convert to fraction form
    317,075.31/437,563.82 = 173,832.28/x
  3. Step 3: Cross multiply
    317,075.31x = 437,563.82 × 173,832.28
  4. Step 4: Simplify right side
    317,075.31x = 76,062,715,816.78
  5. Step 5: Solve for x
    x = 76,062,715,816.78/317,075.31
  6. Step 6: Final answer
    x = 239,888.49

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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.