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Finding the Fourth Proportional to 296,458.16, 444,729.90 and 96,729.08

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Solution

The fourth proportional to 296,458.16, 444,729.90 and 96,729.08 is: 145,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,458.16 : 444,729.90 = 96,729.08 : x
  2. Step 2: Convert to fraction form
    296,458.16/444,729.90 = 96,729.08/x
  3. Step 3: Cross multiply
    296,458.16x = 444,729.90 × 96,729.08
  4. Step 4: Simplify right side
    296,458.16x = 43,018,314,075.49
  5. Step 5: Solve for x
    x = 43,018,314,075.49/296,458.16
  6. Step 6: Final answer
    x = 145,107.54

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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.