Home / 939,767.60-1,296,563.64-600,434.48

Finding the Fourth Proportional to 939,767.60, 1,296,563.64 and 600,434.48

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Solution

The fourth proportional to 939,767.60, 1,296,563.64 and 600,434.48 is: 828,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,767.60 : 1,296,563.64 = 600,434.48 : x
  2. Step 2: Convert to fraction form
    939,767.60/1,296,563.64 = 600,434.48/x
  3. Step 3: Cross multiply
    939,767.60x = 1,296,563.64 × 600,434.48
  4. Step 4: Simplify right side
    939,767.60x = 778,501,514,970.31
  5. Step 5: Solve for x
    x = 778,501,514,970.31/939,767.60
  6. Step 6: Final answer
    x = 828,397.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.