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Finding the Fourth Proportional to 533,480.21, 800,219.40 and 249,075.44

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Solution

The fourth proportional to 533,480.21, 800,219.40 and 249,075.44 is: 373,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,480.21 : 800,219.40 = 249,075.44 : x
  2. Step 2: Convert to fraction form
    533,480.21/800,219.40 = 249,075.44/x
  3. Step 3: Cross multiply
    533,480.21x = 800,219.40 × 249,075.44
  4. Step 4: Simplify right side
    533,480.21x = 199,314,994,216.41
  5. Step 5: Solve for x
    x = 199,314,994,216.41/533,480.21
  6. Step 6: Final answer
    x = 373,612.73

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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.