Home / 693,077.36-1,039,615.34-260,875.53

Finding the Fourth Proportional to 693,077.36, 1,039,615.34 and 260,875.53

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Solution

The fourth proportional to 693,077.36, 1,039,615.34 and 260,875.53 is: 391,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,077.36 : 1,039,615.34 = 260,875.53 : x
  2. Step 2: Convert to fraction form
    693,077.36/1,039,615.34 = 260,875.53/x
  3. Step 3: Cross multiply
    693,077.36x = 1,039,615.34 × 260,875.53
  4. Step 4: Simplify right side
    693,077.36x = 271,210,201,514.25
  5. Step 5: Solve for x
    x = 271,210,201,514.25/693,077.36
  6. Step 6: Final answer
    x = 391,313.03

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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.