Home / 648,112.35-971,348.40-248,219.40

Finding the Fourth Proportional to 648,112.35, 971,348.40 and 248,219.40

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Solution

The fourth proportional to 648,112.35, 971,348.40 and 248,219.40 is: 372,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,112.35 : 971,348.40 = 248,219.40 : x
  2. Step 2: Convert to fraction form
    648,112.35/971,348.40 = 248,219.40/x
  3. Step 3: Cross multiply
    648,112.35x = 971,348.40 × 248,219.40
  4. Step 4: Simplify right side
    648,112.35x = 241,107,517,038.96
  5. Step 5: Solve for x
    x = 241,107,517,038.96/648,112.35
  6. Step 6: Final answer
    x = 372,015.00

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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.