Home / 648,024.20-971,744.70-248,532.20

Finding the Fourth Proportional to 648,024.20, 971,744.70 and 248,532.20

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Solution

The fourth proportional to 648,024.20, 971,744.70 and 248,532.20 is: 372,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,024.20 : 971,744.70 = 248,532.20 : x
  2. Step 2: Convert to fraction form
    648,024.20/971,744.70 = 248,532.20/x
  3. Step 3: Cross multiply
    648,024.20x = 971,744.70 × 248,532.20
  4. Step 4: Simplify right side
    648,024.20x = 241,509,848,129.34
  5. Step 5: Solve for x
    x = 241,509,848,129.34/648,024.20
  6. Step 6: Final answer
    x = 372,686.46

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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.