Home / 994,990.40-1,492,485.52-247,036.40

Finding the Fourth Proportional to 994,990.40, 1,492,485.52 and 247,036.40

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Solution

The fourth proportional to 994,990.40, 1,492,485.52 and 247,036.40 is: 370,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,990.40 : 1,492,485.52 = 247,036.40 : x
  2. Step 2: Convert to fraction form
    994,990.40/1,492,485.52 = 247,036.40/x
  3. Step 3: Cross multiply
    994,990.40x = 1,492,485.52 × 247,036.40
  4. Step 4: Simplify right side
    994,990.40x = 368,698,249,912.93
  5. Step 5: Solve for x
    x = 368,698,249,912.93/994,990.40
  6. Step 6: Final answer
    x = 370,554.58

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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.