Home / 476,626.02-714,938.46-121,640.08

Finding the Fourth Proportional to 476,626.02, 714,938.46 and 121,640.08

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Solution

The fourth proportional to 476,626.02, 714,938.46 and 121,640.08 is: 182,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,626.02 : 714,938.46 = 121,640.08 : x
  2. Step 2: Convert to fraction form
    476,626.02/714,938.46 = 121,640.08/x
  3. Step 3: Cross multiply
    476,626.02x = 714,938.46 × 121,640.08
  4. Step 4: Simplify right side
    476,626.02x = 86,965,169,225.98
  5. Step 5: Solve for x
    x = 86,965,169,225.98/476,626.02
  6. Step 6: Final answer
    x = 182,459.97

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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.