Home / 858,019.36-1,184,066.86-476,045.23

Finding the Fourth Proportional to 858,019.36, 1,184,066.86 and 476,045.23

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Solution

The fourth proportional to 858,019.36, 1,184,066.86 and 476,045.23 is: 656,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,019.36 : 1,184,066.86 = 476,045.23 : x
  2. Step 2: Convert to fraction form
    858,019.36/1,184,066.86 = 476,045.23/x
  3. Step 3: Cross multiply
    858,019.36x = 1,184,066.86 × 476,045.23
  4. Step 4: Simplify right side
    858,019.36x = 563,669,376,553.80
  5. Step 5: Solve for x
    x = 563,669,376,553.80/858,019.36
  6. Step 6: Final answer
    x = 656,942.49

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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.