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Finding the Fourth Proportional to 948,993.06, 1,423,506.06 and 349,645.71

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Solution

The fourth proportional to 948,993.06, 1,423,506.06 and 349,645.71 is: 524,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,993.06 : 1,423,506.06 = 349,645.71 : x
  2. Step 2: Convert to fraction form
    948,993.06/1,423,506.06 = 349,645.71/x
  3. Step 3: Cross multiply
    948,993.06x = 1,423,506.06 × 349,645.71
  4. Step 4: Simplify right side
    948,993.06x = 497,722,787,038.00
  5. Step 5: Solve for x
    x = 497,722,787,038.00/948,993.06
  6. Step 6: Final answer
    x = 524,474.63

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Double scale
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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.