Home / 713,975.76-1,071,244.08-314,336.16

Finding the Fourth Proportional to 713,975.76, 1,071,244.08 and 314,336.16

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Solution

The fourth proportional to 713,975.76, 1,071,244.08 and 314,336.16 is: 471,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,975.76 : 1,071,244.08 = 314,336.16 : x
  2. Step 2: Convert to fraction form
    713,975.76/1,071,244.08 = 314,336.16/x
  3. Step 3: Cross multiply
    713,975.76x = 1,071,244.08 × 314,336.16
  4. Step 4: Simplify right side
    713,975.76x = 336,730,750,529.93
  5. Step 5: Solve for x
    x = 336,730,750,529.93/713,975.76
  6. Step 6: Final answer
    x = 471,627.71

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Double scale
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Similar ratio
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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.