Home / 526,915.60-788,623.80-526,915.60

Finding the Fourth Proportional to 526,915.60, 788,623.80 and 526,915.60

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Solution

The fourth proportional to 526,915.60, 788,623.80 and 526,915.60 is: 788,623.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,915.60 : 788,623.80 = 526,915.60 : x
  2. Step 2: Convert to fraction form
    526,915.60/788,623.80 = 526,915.60/x
  3. Step 3: Cross multiply
    526,915.60x = 788,623.80 × 526,915.60
  4. Step 4: Simplify right side
    526,915.60x = 415,538,182,751.28
  5. Step 5: Solve for x
    x = 415,538,182,751.28/526,915.60
  6. Step 6: Final answer
    x = 788,623.80

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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.