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Finding the Fourth Proportional to 240,281.87, 362,044.77 and 199,078.79

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Solution

The fourth proportional to 240,281.87, 362,044.77 and 199,078.79 is: 299,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,281.87 : 362,044.77 = 199,078.79 : x
  2. Step 2: Convert to fraction form
    240,281.87/362,044.77 = 199,078.79/x
  3. Step 3: Cross multiply
    240,281.87x = 362,044.77 × 199,078.79
  4. Step 4: Simplify right side
    240,281.87x = 72,075,433,742.03
  5. Step 5: Solve for x
    x = 72,075,433,742.03/240,281.87
  6. Step 6: Final answer
    x = 299,962.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.