Home / 858,033.18-1,184,082.57-470,855.07

Finding the Fourth Proportional to 858,033.18, 1,184,082.57 and 470,855.07

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Solution

The fourth proportional to 858,033.18, 1,184,082.57 and 470,855.07 is: 649,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,033.18 : 1,184,082.57 = 470,855.07 : x
  2. Step 2: Convert to fraction form
    858,033.18/1,184,082.57 = 470,855.07/x
  3. Step 3: Cross multiply
    858,033.18x = 1,184,082.57 × 470,855.07
  4. Step 4: Simplify right side
    858,033.18x = 557,531,281,383.13
  5. Step 5: Solve for x
    x = 557,531,281,383.13/858,033.18
  6. Step 6: Final answer
    x = 649,778.23

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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.