Home / 780,592.50-1,076,823.02-522,480.42

Finding the Fourth Proportional to 780,592.50, 1,076,823.02 and 522,480.42

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Solution

The fourth proportional to 780,592.50, 1,076,823.02 and 522,480.42 is: 720,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,592.50 : 1,076,823.02 = 522,480.42 : x
  2. Step 2: Convert to fraction form
    780,592.50/1,076,823.02 = 522,480.42/x
  3. Step 3: Cross multiply
    780,592.50x = 1,076,823.02 × 522,480.42
  4. Step 4: Simplify right side
    780,592.50x = 562,618,943,755.27
  5. Step 5: Solve for x
    x = 562,618,943,755.27/780,592.50
  6. Step 6: Final answer
    x = 720,758.84

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