Home / 856,246.60-1,284,369.90-501,077.80

Finding the Fourth Proportional to 856,246.60, 1,284,369.90 and 501,077.80

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Solution

The fourth proportional to 856,246.60, 1,284,369.90 and 501,077.80 is: 751,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,246.60 : 1,284,369.90 = 501,077.80 : x
  2. Step 2: Convert to fraction form
    856,246.60/1,284,369.90 = 501,077.80/x
  3. Step 3: Cross multiply
    856,246.60x = 1,284,369.90 × 501,077.80
  4. Step 4: Simplify right side
    856,246.60x = 643,569,243,878.22
  5. Step 5: Solve for x
    x = 643,569,243,878.22/856,246.60
  6. Step 6: Final answer
    x = 751,616.70

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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.