Home / 698,479.74-1,041,606.54-692,094.78

Finding the Fourth Proportional to 698,479.74, 1,041,606.54 and 692,094.78

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Solution

The fourth proportional to 698,479.74, 1,041,606.54 and 692,094.78 is: 1,032,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,479.74 : 1,041,606.54 = 692,094.78 : x
  2. Step 2: Convert to fraction form
    698,479.74/1,041,606.54 = 692,094.78/x
  3. Step 3: Cross multiply
    698,479.74x = 1,041,606.54 × 692,094.78
  4. Step 4: Simplify right side
    698,479.74x = 720,890,449,147.86
  5. Step 5: Solve for x
    x = 720,890,449,147.86/698,479.74
  6. Step 6: Final answer
    x = 1,032,084.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.