Home / 437,159.31-603,310.59-243,579.57

Finding the Fourth Proportional to 437,159.31, 603,310.59 and 243,579.57

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Solution

The fourth proportional to 437,159.31, 603,310.59 and 243,579.57 is: 336,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,159.31 : 603,310.59 = 243,579.57 : x
  2. Step 2: Convert to fraction form
    437,159.31/603,310.59 = 243,579.57/x
  3. Step 3: Cross multiply
    437,159.31x = 603,310.59 × 243,579.57
  4. Step 4: Simplify right side
    437,159.31x = 146,954,134,088.65
  5. Step 5: Solve for x
    x = 146,954,134,088.65/437,159.31
  6. Step 6: Final answer
    x = 336,156.94

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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.