Home / 717,469.60-1,074,130.80-437,533.60

Finding the Fourth Proportional to 717,469.60, 1,074,130.80 and 437,533.60

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Solution

The fourth proportional to 717,469.60, 1,074,130.80 and 437,533.60 is: 655,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,469.60 : 1,074,130.80 = 437,533.60 : x
  2. Step 2: Convert to fraction form
    717,469.60/1,074,130.80 = 437,533.60/x
  3. Step 3: Cross multiply
    717,469.60x = 1,074,130.80 × 437,533.60
  4. Step 4: Simplify right side
    717,469.60x = 469,968,315,794.88
  5. Step 5: Solve for x
    x = 469,968,315,794.88/717,469.60
  6. Step 6: Final answer
    x = 655,035.86

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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.