Home / 670,619.80-1,005,929.70-597,136.60

Finding the Fourth Proportional to 670,619.80, 1,005,929.70 and 597,136.60

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Solution

The fourth proportional to 670,619.80, 1,005,929.70 and 597,136.60 is: 895,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,619.80 : 1,005,929.70 = 597,136.60 : x
  2. Step 2: Convert to fraction form
    670,619.80/1,005,929.70 = 597,136.60/x
  3. Step 3: Cross multiply
    670,619.80x = 1,005,929.70 × 597,136.60
  4. Step 4: Simplify right side
    670,619.80x = 600,677,440,897.02
  5. Step 5: Solve for x
    x = 600,677,440,897.02/670,619.80
  6. Step 6: Final answer
    x = 895,704.90

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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.