Home / 866,877.80-1,196,266.74-504,412.52

Finding the Fourth Proportional to 866,877.80, 1,196,266.74 and 504,412.52

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Solution

The fourth proportional to 866,877.80, 1,196,266.74 and 504,412.52 is: 696,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,877.80 : 1,196,266.74 = 504,412.52 : x
  2. Step 2: Convert to fraction form
    866,877.80/1,196,266.74 = 504,412.52/x
  3. Step 3: Cross multiply
    866,877.80x = 1,196,266.74 × 504,412.52
  4. Step 4: Simplify right side
    866,877.80x = 603,411,920,915.59
  5. Step 5: Solve for x
    x = 603,411,920,915.59/866,877.80
  6. Step 6: Final answer
    x = 696,074.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.