Home / 1,063,489.50-1,595,234.25-315,535.50

Finding the Fourth Proportional to 1,063,489.50, 1,595,234.25 and 315,535.50

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Solution

The fourth proportional to 1,063,489.50, 1,595,234.25 and 315,535.50 is: 473,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,489.50 : 1,595,234.25 = 315,535.50 : x
  2. Step 2: Convert to fraction form
    1,063,489.50/1,595,234.25 = 315,535.50/x
  3. Step 3: Cross multiply
    1,063,489.50x = 1,595,234.25 × 315,535.50
  4. Step 4: Simplify right side
    1,063,489.50x = 503,353,036,690.88
  5. Step 5: Solve for x
    x = 503,353,036,690.88/1,063,489.50
  6. Step 6: Final answer
    x = 473,303.25

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Double scale
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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.