Home / 858,394.08-1,184,561.20-476,411.04

Finding the Fourth Proportional to 858,394.08, 1,184,561.20 and 476,411.04

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Solution

The fourth proportional to 858,394.08, 1,184,561.20 and 476,411.04 is: 657,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,394.08 : 1,184,561.20 = 476,411.04 : x
  2. Step 2: Convert to fraction form
    858,394.08/1,184,561.20 = 476,411.04/x
  3. Step 3: Cross multiply
    858,394.08x = 1,184,561.20 × 476,411.04
  4. Step 4: Simplify right side
    858,394.08x = 564,338,033,235.65
  5. Step 5: Solve for x
    x = 564,338,033,235.65/858,394.08
  6. Step 6: Final answer
    x = 657,434.68

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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.