Home / 863,601.02-1,292,705.88-636,153.08

Finding the Fourth Proportional to 863,601.02, 1,292,705.88 and 636,153.08

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Solution

The fourth proportional to 863,601.02, 1,292,705.88 and 636,153.08 is: 952,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,601.02 : 1,292,705.88 = 636,153.08 : x
  2. Step 2: Convert to fraction form
    863,601.02/1,292,705.88 = 636,153.08/x
  3. Step 3: Cross multiply
    863,601.02x = 1,292,705.88 × 636,153.08
  4. Step 4: Simplify right side
    863,601.02x = 822,358,827,096.11
  5. Step 5: Solve for x
    x = 822,358,827,096.11/863,601.02
  6. Step 6: Final answer
    x = 952,243.93

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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.