Home / 1,036,677.26-1,554,910.72-278,420.20

Finding the Fourth Proportional to 1,036,677.26, 1,554,910.72 and 278,420.20

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Solution

The fourth proportional to 1,036,677.26, 1,554,910.72 and 278,420.20 is: 417,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,677.26 : 1,554,910.72 = 278,420.20 : x
  2. Step 2: Convert to fraction form
    1,036,677.26/1,554,910.72 = 278,420.20/x
  3. Step 3: Cross multiply
    1,036,677.26x = 1,554,910.72 × 278,420.20
  4. Step 4: Simplify right side
    1,036,677.26x = 432,918,553,644.54
  5. Step 5: Solve for x
    x = 432,918,553,644.54/1,036,677.26
  6. Step 6: Final answer
    x = 417,602.05

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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.