Home / 526,962.91-727,307.33-300,608.41

Finding the Fourth Proportional to 526,962.91, 727,307.33 and 300,608.41

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Solution

The fourth proportional to 526,962.91, 727,307.33 and 300,608.41 is: 414,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,962.91 : 727,307.33 = 300,608.41 : x
  2. Step 2: Convert to fraction form
    526,962.91/727,307.33 = 300,608.41/x
  3. Step 3: Cross multiply
    526,962.91x = 727,307.33 × 300,608.41
  4. Step 4: Simplify right side
    526,962.91x = 218,634,700,052.65
  5. Step 5: Solve for x
    x = 218,634,700,052.65/526,962.91
  6. Step 6: Final answer
    x = 414,895.80

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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.