Home / 437,550.02-603,815.46-243,955.43

Finding the Fourth Proportional to 437,550.02, 603,815.46 and 243,955.43

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Solution

The fourth proportional to 437,550.02, 603,815.46 and 243,955.43 is: 336,656.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,550.02 : 603,815.46 = 243,955.43 : x
  2. Step 2: Convert to fraction form
    437,550.02/603,815.46 = 243,955.43/x
  3. Step 3: Cross multiply
    437,550.02x = 603,815.46 × 243,955.43
  4. Step 4: Simplify right side
    437,550.02x = 147,304,060,779.65
  5. Step 5: Solve for x
    x = 147,304,060,779.65/437,550.02
  6. Step 6: Final answer
    x = 336,656.50

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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.