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Finding the Fourth Proportional to 576,050.40, 864,075.60 and 202,111.20

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Solution

The fourth proportional to 576,050.40, 864,075.60 and 202,111.20 is: 303,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,050.40 : 864,075.60 = 202,111.20 : x
  2. Step 2: Convert to fraction form
    576,050.40/864,075.60 = 202,111.20/x
  3. Step 3: Cross multiply
    576,050.40x = 864,075.60 × 202,111.20
  4. Step 4: Simplify right side
    576,050.40x = 174,639,356,406.72
  5. Step 5: Solve for x
    x = 174,639,356,406.72/576,050.40
  6. Step 6: Final answer
    x = 303,166.80

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Similar ratio
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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.