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Finding the Fourth Proportional to 567,261.20, 849,768.60 and 367,720.40

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Solution

The fourth proportional to 567,261.20, 849,768.60 and 367,720.40 is: 550,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,261.20 : 849,768.60 = 367,720.40 : x
  2. Step 2: Convert to fraction form
    567,261.20/849,768.60 = 367,720.40/x
  3. Step 3: Cross multiply
    567,261.20x = 849,768.60 × 367,720.40
  4. Step 4: Simplify right side
    567,261.20x = 312,477,249,499.44
  5. Step 5: Solve for x
    x = 312,477,249,499.44/567,261.20
  6. Step 6: Final answer
    x = 550,852.50

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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.