Home / 674,724.57-1,012,264.12-242,485.68

Finding the Fourth Proportional to 674,724.57, 1,012,264.12 and 242,485.68

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Solution

The fourth proportional to 674,724.57, 1,012,264.12 and 242,485.68 is: 363,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,724.57 : 1,012,264.12 = 242,485.68 : x
  2. Step 2: Convert to fraction form
    674,724.57/1,012,264.12 = 242,485.68/x
  3. Step 3: Cross multiply
    674,724.57x = 1,012,264.12 × 242,485.68
  4. Step 4: Simplify right side
    674,724.57x = 245,459,553,833.81
  5. Step 5: Solve for x
    x = 245,459,553,833.81/674,724.57
  6. Step 6: Final answer
    x = 363,792.23

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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.