Home / 282,952.33-390,276.49-192,150.67

Finding the Fourth Proportional to 282,952.33, 390,276.49 and 192,150.67

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Solution

The fourth proportional to 282,952.33, 390,276.49 and 192,150.67 is: 265,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,952.33 : 390,276.49 = 192,150.67 : x
  2. Step 2: Convert to fraction form
    282,952.33/390,276.49 = 192,150.67/x
  3. Step 3: Cross multiply
    282,952.33x = 390,276.49 × 192,150.67
  4. Step 4: Simplify right side
    282,952.33x = 74,991,889,038.75
  5. Step 5: Solve for x
    x = 74,991,889,038.75/282,952.33
  6. Step 6: Final answer
    x = 265,033.65

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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.