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Finding the Fourth Proportional to 350,155.32, 525,200.58 and 97,439.64

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Solution

The fourth proportional to 350,155.32, 525,200.58 and 97,439.64 is: 146,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,155.32 : 525,200.58 = 97,439.64 : x
  2. Step 2: Convert to fraction form
    350,155.32/525,200.58 = 97,439.64/x
  3. Step 3: Cross multiply
    350,155.32x = 525,200.58 × 97,439.64
  4. Step 4: Simplify right side
    350,155.32x = 51,175,355,442.99
  5. Step 5: Solve for x
    x = 51,175,355,442.99/350,155.32
  6. Step 6: Final answer
    x = 146,150.44

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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.