Home / 755,003.40-1,041,903.99-415,471.65

Finding the Fourth Proportional to 755,003.40, 1,041,903.99 and 415,471.65

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Solution

The fourth proportional to 755,003.40, 1,041,903.99 and 415,471.65 is: 573,350.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,003.40 : 1,041,903.99 = 415,471.65 : x
  2. Step 2: Convert to fraction form
    755,003.40/1,041,903.99 = 415,471.65/x
  3. Step 3: Cross multiply
    755,003.40x = 1,041,903.99 × 415,471.65
  4. Step 4: Simplify right side
    755,003.40x = 432,881,569,866.88
  5. Step 5: Solve for x
    x = 432,881,569,866.88/755,003.40
  6. Step 6: Final answer
    x = 573,350.49

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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.