Home / 908,616.80-1,362,925.20-696,040.40

Finding the Fourth Proportional to 908,616.80, 1,362,925.20 and 696,040.40

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Solution

The fourth proportional to 908,616.80, 1,362,925.20 and 696,040.40 is: 1,044,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,616.80 : 1,362,925.20 = 696,040.40 : x
  2. Step 2: Convert to fraction form
    908,616.80/1,362,925.20 = 696,040.40/x
  3. Step 3: Cross multiply
    908,616.80x = 1,362,925.20 × 696,040.40
  4. Step 4: Simplify right side
    908,616.80x = 948,651,001,378.08
  5. Step 5: Solve for x
    x = 948,651,001,378.08/908,616.80
  6. Step 6: Final answer
    x = 1,044,060.60

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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.