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Finding the Fourth Proportional to 200,050.40, 300,075.60 and 183,720.80

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Solution

The fourth proportional to 200,050.40, 300,075.60 and 183,720.80 is: 275,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,050.40 : 300,075.60 = 183,720.80 : x
  2. Step 2: Convert to fraction form
    200,050.40/300,075.60 = 183,720.80/x
  3. Step 3: Cross multiply
    200,050.40x = 300,075.60 × 183,720.80
  4. Step 4: Simplify right side
    200,050.40x = 55,130,129,292.48
  5. Step 5: Solve for x
    x = 55,130,129,292.48/200,050.40
  6. Step 6: Final answer
    x = 275,581.20

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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.