Home / 747,004.50-1,120,516.47-248,368.50

Finding the Fourth Proportional to 747,004.50, 1,120,516.47 and 248,368.50

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Solution

The fourth proportional to 747,004.50, 1,120,516.47 and 248,368.50 is: 372,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,004.50 : 1,120,516.47 = 248,368.50 : x
  2. Step 2: Convert to fraction form
    747,004.50/1,120,516.47 = 248,368.50/x
  3. Step 3: Cross multiply
    747,004.50x = 1,120,516.47 × 248,368.50
  4. Step 4: Simplify right side
    747,004.50x = 278,300,994,879.20
  5. Step 5: Solve for x
    x = 278,300,994,879.20/747,004.50
  6. Step 6: Final answer
    x = 372,555.98

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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.