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Finding the Fourth Proportional to 656,323.60, 984,197.40 and 301,219.60

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Solution

The fourth proportional to 656,323.60, 984,197.40 and 301,219.60 is: 451,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,323.60 : 984,197.40 = 301,219.60 : x
  2. Step 2: Convert to fraction form
    656,323.60/984,197.40 = 301,219.60/x
  3. Step 3: Cross multiply
    656,323.60x = 984,197.40 × 301,219.60
  4. Step 4: Simplify right side
    656,323.60x = 296,459,547,149.04
  5. Step 5: Solve for x
    x = 296,459,547,149.04/656,323.60
  6. Step 6: Final answer
    x = 451,697.22

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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.