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Finding the Fourth Proportional to 296,509.02, 444,790.87 and 96,830.45

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Solution

The fourth proportional to 296,509.02, 444,790.87 and 96,830.45 is: 145,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,509.02 : 444,790.87 = 96,830.45 : x
  2. Step 2: Convert to fraction form
    296,509.02/444,790.87 = 96,830.45/x
  3. Step 3: Cross multiply
    296,509.02x = 444,790.87 × 96,830.45
  4. Step 4: Simplify right side
    296,509.02x = 43,069,300,097.99
  5. Step 5: Solve for x
    x = 43,069,300,097.99/296,509.02
  6. Step 6: Final answer
    x = 145,254.60

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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.