Home / 928,450.92-1,281,654.18-627,053.16

Finding the Fourth Proportional to 928,450.92, 1,281,654.18 and 627,053.16

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Solution

The fourth proportional to 928,450.92, 1,281,654.18 and 627,053.16 is: 865,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,450.92 : 1,281,654.18 = 627,053.16 : x
  2. Step 2: Convert to fraction form
    928,450.92/1,281,654.18 = 627,053.16/x
  3. Step 3: Cross multiply
    928,450.92x = 1,281,654.18 × 627,053.16
  4. Step 4: Simplify right side
    928,450.92x = 803,665,303,596.21
  5. Step 5: Solve for x
    x = 803,665,303,596.21/928,450.92
  6. Step 6: Final answer
    x = 865,598.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.