Home / 696,922.40-962,090.80-467,395.74

Finding the Fourth Proportional to 696,922.40, 962,090.80 and 467,395.74

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Solution

The fourth proportional to 696,922.40, 962,090.80 and 467,395.74 is: 645,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,922.40 : 962,090.80 = 467,395.74 : x
  2. Step 2: Convert to fraction form
    696,922.40/962,090.80 = 467,395.74/x
  3. Step 3: Cross multiply
    696,922.40x = 962,090.80 × 467,395.74
  4. Step 4: Simplify right side
    696,922.40x = 449,677,141,413.19
  5. Step 5: Solve for x
    x = 449,677,141,413.19/696,922.40
  6. Step 6: Final answer
    x = 645,232.73

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Double scale
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1.5x scale

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.