Home / 858,008.16-1,184,047.97-470,830.05

Finding the Fourth Proportional to 858,008.16, 1,184,047.97 and 470,830.05

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Solution

The fourth proportional to 858,008.16, 1,184,047.97 and 470,830.05 is: 649,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,008.16 : 1,184,047.97 = 470,830.05 : x
  2. Step 2: Convert to fraction form
    858,008.16/1,184,047.97 = 470,830.05/x
  3. Step 3: Cross multiply
    858,008.16x = 1,184,047.97 × 470,830.05
  4. Step 4: Simplify right side
    858,008.16x = 557,485,362,563.35
  5. Step 5: Solve for x
    x = 557,485,362,563.35/858,008.16
  6. Step 6: Final answer
    x = 649,743.66

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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.