Home / 946,856.80-1,419,075.60-385,256.80

Finding the Fourth Proportional to 946,856.80, 1,419,075.60 and 385,256.80

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Solution

The fourth proportional to 946,856.80, 1,419,075.60 and 385,256.80 is: 577,393.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,856.80 : 1,419,075.60 = 385,256.80 : x
  2. Step 2: Convert to fraction form
    946,856.80/1,419,075.60 = 385,256.80/x
  3. Step 3: Cross multiply
    946,856.80x = 1,419,075.60 × 385,256.80
  4. Step 4: Simplify right side
    946,856.80x = 546,708,524,614.08
  5. Step 5: Solve for x
    x = 546,708,524,614.08/946,856.80
  6. Step 6: Final answer
    x = 577,393.04

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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.