Home / 865,739.60-1,195,088.52-526,316.24

Finding the Fourth Proportional to 865,739.60, 1,195,088.52 and 526,316.24

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Solution

The fourth proportional to 865,739.60, 1,195,088.52 and 526,316.24 is: 726,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,739.60 : 1,195,088.52 = 526,316.24 : x
  2. Step 2: Convert to fraction form
    865,739.60/1,195,088.52 = 526,316.24/x
  3. Step 3: Cross multiply
    865,739.60x = 1,195,088.52 × 526,316.24
  4. Step 4: Simplify right side
    865,739.60x = 628,994,496,313.57
  5. Step 5: Solve for x
    x = 628,994,496,313.57/865,739.60
  6. Step 6: Final answer
    x = 726,540.05

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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.