Home / 824,431.77-1,137,705.35-461,849.04

Finding the Fourth Proportional to 824,431.77, 1,137,705.35 and 461,849.04

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Solution

The fourth proportional to 824,431.77, 1,137,705.35 and 461,849.04 is: 637,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,431.77 : 1,137,705.35 = 461,849.04 : x
  2. Step 2: Convert to fraction form
    824,431.77/1,137,705.35 = 461,849.04/x
  3. Step 3: Cross multiply
    824,431.77x = 1,137,705.35 × 461,849.04
  4. Step 4: Simplify right side
    824,431.77x = 525,448,121,391.12
  5. Step 5: Solve for x
    x = 525,448,121,391.12/824,431.77
  6. Step 6: Final answer
    x = 637,345.79

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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.