Home / 753,587.24-1,130,432.70-254,782.76

Finding the Fourth Proportional to 753,587.24, 1,130,432.70 and 254,782.76

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Solution

The fourth proportional to 753,587.24, 1,130,432.70 and 254,782.76 is: 382,191.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,587.24 : 1,130,432.70 = 254,782.76 : x
  2. Step 2: Convert to fraction form
    753,587.24/1,130,432.70 = 254,782.76/x
  3. Step 3: Cross multiply
    753,587.24x = 1,130,432.70 × 254,782.76
  4. Step 4: Simplify right side
    753,587.24x = 288,014,763,300.25
  5. Step 5: Solve for x
    x = 288,014,763,300.25/753,587.24
  6. Step 6: Final answer
    x = 382,191.67

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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.