Home / 886,870.08-1,329,376.32-413,164.80

Finding the Fourth Proportional to 886,870.08, 1,329,376.32 and 413,164.80

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Solution

The fourth proportional to 886,870.08, 1,329,376.32 and 413,164.80 is: 619,314.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,870.08 : 1,329,376.32 = 413,164.80 : x
  2. Step 2: Convert to fraction form
    886,870.08/1,329,376.32 = 413,164.80/x
  3. Step 3: Cross multiply
    886,870.08x = 1,329,376.32 × 413,164.80
  4. Step 4: Simplify right side
    886,870.08x = 549,251,501,377.54
  5. Step 5: Solve for x
    x = 549,251,501,377.54/886,870.08
  6. Step 6: Final answer
    x = 619,314.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.