Home / 925,643.60-1,388,465.40-569,502.80

Finding the Fourth Proportional to 925,643.60, 1,388,465.40 and 569,502.80

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Solution

The fourth proportional to 925,643.60, 1,388,465.40 and 569,502.80 is: 854,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,643.60 : 1,388,465.40 = 569,502.80 : x
  2. Step 2: Convert to fraction form
    925,643.60/1,388,465.40 = 569,502.80/x
  3. Step 3: Cross multiply
    925,643.60x = 1,388,465.40 × 569,502.80
  4. Step 4: Simplify right side
    925,643.60x = 790,734,933,003.12
  5. Step 5: Solve for x
    x = 790,734,933,003.12/925,643.60
  6. Step 6: Final answer
    x = 854,254.20

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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.