Home / 692,416.40-1,036,747.83-359,292.56

Finding the Fourth Proportional to 692,416.40, 1,036,747.83 and 359,292.56

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Solution

The fourth proportional to 692,416.40, 1,036,747.83 and 359,292.56 is: 537,964.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,416.40 : 1,036,747.83 = 359,292.56 : x
  2. Step 2: Convert to fraction form
    692,416.40/1,036,747.83 = 359,292.56/x
  3. Step 3: Cross multiply
    692,416.40x = 1,036,747.83 × 359,292.56
  4. Step 4: Simplify right side
    692,416.40x = 372,495,781,915.15
  5. Step 5: Solve for x
    x = 372,495,781,915.15/692,416.40
  6. Step 6: Final answer
    x = 537,964.99

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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.