Home / 293,483.08-405,178.50-212,833

Finding the Fourth Proportional to 293,483.08, 405,178.50 and 212,833

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Solution

The fourth proportional to 293,483.08, 405,178.50 and 212,833 is: 293,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,483.08 : 405,178.50 = 212,833 : x
  2. Step 2: Convert to fraction form
    293,483.08/405,178.50 = 212,833/x
  3. Step 3: Cross multiply
    293,483.08x = 405,178.50 × 212,833
  4. Step 4: Simplify right side
    293,483.08x = 86,235,355,690.50
  5. Step 5: Solve for x
    x = 86,235,355,690.50/293,483.08
  6. Step 6: Final answer
    x = 293,834.16

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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.