Home / 326,621.16-489,936.60-116,253.63

Finding the Fourth Proportional to 326,621.16, 489,936.60 and 116,253.63

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Solution

The fourth proportional to 326,621.16, 489,936.60 and 116,253.63 is: 174,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,621.16 : 489,936.60 = 116,253.63 : x
  2. Step 2: Convert to fraction form
    326,621.16/489,936.60 = 116,253.63/x
  3. Step 3: Cross multiply
    326,621.16x = 489,936.60 × 116,253.63
  4. Step 4: Simplify right side
    326,621.16x = 56,956,908,219.86
  5. Step 5: Solve for x
    x = 56,956,908,219.86/326,621.16
  6. Step 6: Final answer
    x = 174,382.17

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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.