Home / 715,468.80-1,073,203.20-463,526.40

Finding the Fourth Proportional to 715,468.80, 1,073,203.20 and 463,526.40

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Solution

The fourth proportional to 715,468.80, 1,073,203.20 and 463,526.40 is: 695,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,468.80 : 1,073,203.20 = 463,526.40 : x
  2. Step 2: Convert to fraction form
    715,468.80/1,073,203.20 = 463,526.40/x
  3. Step 3: Cross multiply
    715,468.80x = 1,073,203.20 × 463,526.40
  4. Step 4: Simplify right side
    715,468.80x = 497,458,015,764.48
  5. Step 5: Solve for x
    x = 497,458,015,764.48/715,468.80
  6. Step 6: Final answer
    x = 695,289.60

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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.