Home / 932,117.40-1,399,212.90-577,531.80

Finding the Fourth Proportional to 932,117.40, 1,399,212.90 and 577,531.80

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Solution

The fourth proportional to 932,117.40, 1,399,212.90 and 577,531.80 is: 866,940.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,117.40 : 1,399,212.90 = 577,531.80 : x
  2. Step 2: Convert to fraction form
    932,117.40/1,399,212.90 = 577,531.80/x
  3. Step 3: Cross multiply
    932,117.40x = 1,399,212.90 × 577,531.80
  4. Step 4: Simplify right side
    932,117.40x = 808,089,944,720.22
  5. Step 5: Solve for x
    x = 808,089,944,720.22/932,117.40
  6. Step 6: Final answer
    x = 866,940.09

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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.