Home / 314,303.24-433,820.10-199,637

Finding the Fourth Proportional to 314,303.24, 433,820.10 and 199,637

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Solution

The fourth proportional to 314,303.24, 433,820.10 and 199,637 is: 275,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,303.24 : 433,820.10 = 199,637 : x
  2. Step 2: Convert to fraction form
    314,303.24/433,820.10 = 199,637/x
  3. Step 3: Cross multiply
    314,303.24x = 433,820.10 × 199,637
  4. Step 4: Simplify right side
    314,303.24x = 86,606,543,303.70
  5. Step 5: Solve for x
    x = 86,606,543,303.70/314,303.24
  6. Step 6: Final answer
    x = 275,550.91

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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.