Home / 291,440.64-437,346.99-141,599.23

Finding the Fourth Proportional to 291,440.64, 437,346.99 and 141,599.23

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Solution

The fourth proportional to 291,440.64, 437,346.99 and 141,599.23 is: 212,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,440.64 : 437,346.99 = 141,599.23 : x
  2. Step 2: Convert to fraction form
    291,440.64/437,346.99 = 141,599.23/x
  3. Step 3: Cross multiply
    291,440.64x = 437,346.99 × 141,599.23
  4. Step 4: Simplify right side
    291,440.64x = 61,927,996,318.82
  5. Step 5: Solve for x
    x = 61,927,996,318.82/291,440.64
  6. Step 6: Final answer
    x = 212,489.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.