Home / 932,940.60-1,399,417.40-400,012.44

Finding the Fourth Proportional to 932,940.60, 1,399,417.40 and 400,012.44

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Solution

The fourth proportional to 932,940.60, 1,399,417.40 and 400,012.44 is: 600,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,940.60 : 1,399,417.40 = 400,012.44 : x
  2. Step 2: Convert to fraction form
    932,940.60/1,399,417.40 = 400,012.44/x
  3. Step 3: Cross multiply
    932,940.60x = 1,399,417.40 × 400,012.44
  4. Step 4: Simplify right side
    932,940.60x = 559,784,368,752.46
  5. Step 5: Solve for x
    x = 559,784,368,752.46/932,940.60
  6. Step 6: Final answer
    x = 600,021.45

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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.