Home / 753,450.03-1,130,330.70-248,041.41

Finding the Fourth Proportional to 753,450.03, 1,130,330.70 and 248,041.41

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Solution

The fourth proportional to 753,450.03, 1,130,330.70 and 248,041.41 is: 372,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,450.03 : 1,130,330.70 = 248,041.41 : x
  2. Step 2: Convert to fraction form
    753,450.03/1,130,330.70 = 248,041.41/x
  3. Step 3: Cross multiply
    753,450.03x = 1,130,330.70 × 248,041.41
  4. Step 4: Simplify right side
    753,450.03x = 280,368,816,355.55
  5. Step 5: Solve for x
    x = 280,368,816,355.55/753,450.03
  6. Step 6: Final answer
    x = 372,113.35

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Double scale
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Similar ratio
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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.