Home / 932,056.80-1,399,136.40-617,128.80

Finding the Fourth Proportional to 932,056.80, 1,399,136.40 and 617,128.80

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Solution

The fourth proportional to 932,056.80, 1,399,136.40 and 617,128.80 is: 926,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,056.80 : 1,399,136.40 = 617,128.80 : x
  2. Step 2: Convert to fraction form
    932,056.80/1,399,136.40 = 617,128.80/x
  3. Step 3: Cross multiply
    932,056.80x = 1,399,136.40 × 617,128.80
  4. Step 4: Simplify right side
    932,056.80x = 863,447,367,568.32
  5. Step 5: Solve for x
    x = 863,447,367,568.32/932,056.80
  6. Step 6: Final answer
    x = 926,389.22

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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.