Home / 291,298.04-436,501.95-196,176.50

Finding the Fourth Proportional to 291,298.04, 436,501.95 and 196,176.50

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Solution

The fourth proportional to 291,298.04, 436,501.95 and 196,176.50 is: 293,964.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,298.04 : 436,501.95 = 196,176.50 : x
  2. Step 2: Convert to fraction form
    291,298.04/436,501.95 = 196,176.50/x
  3. Step 3: Cross multiply
    291,298.04x = 436,501.95 × 196,176.50
  4. Step 4: Simplify right side
    291,298.04x = 85,631,424,794.18
  5. Step 5: Solve for x
    x = 85,631,424,794.18/291,298.04
  6. Step 6: Final answer
    x = 293,964.99

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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.