Home / 858,570.40-1,184,767.92-476,567.12

Finding the Fourth Proportional to 858,570.40, 1,184,767.92 and 476,567.12

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Solution

The fourth proportional to 858,570.40, 1,184,767.92 and 476,567.12 is: 657,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,570.40 : 1,184,767.92 = 476,567.12 : x
  2. Step 2: Convert to fraction form
    858,570.40/1,184,767.92 = 476,567.12/x
  3. Step 3: Cross multiply
    858,570.40x = 1,184,767.92 × 476,567.12
  4. Step 4: Simplify right side
    858,570.40x = 564,621,435,502.79
  5. Step 5: Solve for x
    x = 564,621,435,502.79/858,570.40
  6. Step 6: Final answer
    x = 657,629.75

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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.