Home / 317,267.12-437,840.88-174,033.20

Finding the Fourth Proportional to 317,267.12, 437,840.88 and 174,033.20

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Solution

The fourth proportional to 317,267.12, 437,840.88 and 174,033.20 is: 240,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,267.12 : 437,840.88 = 174,033.20 : x
  2. Step 2: Convert to fraction form
    317,267.12/437,840.88 = 174,033.20/x
  3. Step 3: Cross multiply
    317,267.12x = 437,840.88 × 174,033.20
  4. Step 4: Simplify right side
    317,267.12x = 76,198,849,437.22
  5. Step 5: Solve for x
    x = 76,198,849,437.22/317,267.12
  6. Step 6: Final answer
    x = 240,172.54

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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.