Home / 823,047.16-1,234,718.16-290,877.16

Finding the Fourth Proportional to 823,047.16, 1,234,718.16 and 290,877.16

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Solution

The fourth proportional to 823,047.16, 1,234,718.16 and 290,877.16 is: 436,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,047.16 : 1,234,718.16 = 290,877.16 : x
  2. Step 2: Convert to fraction form
    823,047.16/1,234,718.16 = 290,877.16/x
  3. Step 3: Cross multiply
    823,047.16x = 1,234,718.16 × 290,877.16
  4. Step 4: Simplify right side
    823,047.16x = 359,151,311,781.23
  5. Step 5: Solve for x
    x = 359,151,311,781.23/823,047.16
  6. Step 6: Final answer
    x = 436,367.84

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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.