Home / 934,782.39-1,402,409.61-260,863.20

Finding the Fourth Proportional to 934,782.39, 1,402,409.61 and 260,863.20

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Solution

The fourth proportional to 934,782.39, 1,402,409.61 and 260,863.20 is: 391,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,782.39 : 1,402,409.61 = 260,863.20 : x
  2. Step 2: Convert to fraction form
    934,782.39/1,402,409.61 = 260,863.20/x
  3. Step 3: Cross multiply
    934,782.39x = 1,402,409.61 × 260,863.20
  4. Step 4: Simplify right side
    934,782.39x = 365,837,058,575.35
  5. Step 5: Solve for x
    x = 365,837,058,575.35/934,782.39
  6. Step 6: Final answer
    x = 391,360.67

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Double scale
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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.