Home / 865,095.60-1,297,254.60-332,439.60

Finding the Fourth Proportional to 865,095.60, 1,297,254.60 and 332,439.60

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Solution

The fourth proportional to 865,095.60, 1,297,254.60 and 332,439.60 is: 498,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,095.60 : 1,297,254.60 = 332,439.60 : x
  2. Step 2: Convert to fraction form
    865,095.60/1,297,254.60 = 332,439.60/x
  3. Step 3: Cross multiply
    865,095.60x = 1,297,254.60 × 332,439.60
  4. Step 4: Simplify right side
    865,095.60x = 431,258,800,322.16
  5. Step 5: Solve for x
    x = 431,258,800,322.16/865,095.60
  6. Step 6: Final answer
    x = 498,509.99

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Double scale
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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.