Home / 1,038,728.80-1,557,704.40-364,549.60

Finding the Fourth Proportional to 1,038,728.80, 1,557,704.40 and 364,549.60

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Solution

The fourth proportional to 1,038,728.80, 1,557,704.40 and 364,549.60 is: 546,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,728.80 : 1,557,704.40 = 364,549.60 : x
  2. Step 2: Convert to fraction form
    1,038,728.80/1,557,704.40 = 364,549.60/x
  3. Step 3: Cross multiply
    1,038,728.80x = 1,557,704.40 × 364,549.60
  4. Step 4: Simplify right side
    1,038,728.80x = 567,860,515,938.24
  5. Step 5: Solve for x
    x = 567,860,515,938.24/1,038,728.80
  6. Step 6: Final answer
    x = 546,687.95

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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.