Home / 786,552.90-1,177,729.80-692,074.50

Finding the Fourth Proportional to 786,552.90, 1,177,729.80 and 692,074.50

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Solution

The fourth proportional to 786,552.90, 1,177,729.80 and 692,074.50 is: 1,036,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,552.90 : 1,177,729.80 = 692,074.50 : x
  2. Step 2: Convert to fraction form
    786,552.90/1,177,729.80 = 692,074.50/x
  3. Step 3: Cross multiply
    786,552.90x = 1,177,729.80 × 692,074.50
  4. Step 4: Simplify right side
    786,552.90x = 815,076,762,470.10
  5. Step 5: Solve for x
    x = 815,076,762,470.10/786,552.90
  6. Step 6: Final answer
    x = 1,036,264.39

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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.