Home / 1,022,719.50-1,534,300.70-391,633.34

Finding the Fourth Proportional to 1,022,719.50, 1,534,300.70 and 391,633.34

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Solution

The fourth proportional to 1,022,719.50, 1,534,300.70 and 391,633.34 is: 587,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,719.50 : 1,534,300.70 = 391,633.34 : x
  2. Step 2: Convert to fraction form
    1,022,719.50/1,534,300.70 = 391,633.34/x
  3. Step 3: Cross multiply
    1,022,719.50x = 1,534,300.70 × 391,633.34
  4. Step 4: Simplify right side
    1,022,719.50x = 600,883,298,075.67
  5. Step 5: Solve for x
    x = 600,883,298,075.67/1,022,719.50
  6. Step 6: Final answer
    x = 587,534.80

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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.