Home / 282,975.32-424,360.26-154,986.68

Finding the Fourth Proportional to 282,975.32, 424,360.26 and 154,986.68

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Solution

The fourth proportional to 282,975.32, 424,360.26 and 154,986.68 is: 232,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,975.32 : 424,360.26 = 154,986.68 : x
  2. Step 2: Convert to fraction form
    282,975.32/424,360.26 = 154,986.68/x
  3. Step 3: Cross multiply
    282,975.32x = 424,360.26 × 154,986.68
  4. Step 4: Simplify right side
    282,975.32x = 65,770,185,699.54
  5. Step 5: Solve for x
    x = 65,770,185,699.54/282,975.32
  6. Step 6: Final answer
    x = 232,423.76

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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.