Home / 654,331.48-981,095.16-254,506.18

Finding the Fourth Proportional to 654,331.48, 981,095.16 and 254,506.18

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Solution

The fourth proportional to 654,331.48, 981,095.16 and 254,506.18 is: 381,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,331.48 : 981,095.16 = 254,506.18 : x
  2. Step 2: Convert to fraction form
    654,331.48/981,095.16 = 254,506.18/x
  3. Step 3: Cross multiply
    654,331.48x = 981,095.16 × 254,506.18
  4. Step 4: Simplify right side
    654,331.48x = 249,694,781,388.09
  5. Step 5: Solve for x
    x = 249,694,781,388.09/654,331.48
  6. Step 6: Final answer
    x = 381,602.89

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Double scale
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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.