Home / 1,009,377.64-1,514,470.38-410,384.80

Finding the Fourth Proportional to 1,009,377.64, 1,514,470.38 and 410,384.80

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Solution

The fourth proportional to 1,009,377.64, 1,514,470.38 and 410,384.80 is: 615,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,377.64 : 1,514,470.38 = 410,384.80 : x
  2. Step 2: Convert to fraction form
    1,009,377.64/1,514,470.38 = 410,384.80/x
  3. Step 3: Cross multiply
    1,009,377.64x = 1,514,470.38 × 410,384.80
  4. Step 4: Simplify right side
    1,009,377.64x = 621,515,624,002.22
  5. Step 5: Solve for x
    x = 621,515,624,002.22/1,009,377.64
  6. Step 6: Final answer
    x = 615,741.42

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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.