Home / 446,053.12-615,536.80-242,099.66

Finding the Fourth Proportional to 446,053.12, 615,536.80 and 242,099.66

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Solution

The fourth proportional to 446,053.12, 615,536.80 and 242,099.66 is: 334,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,053.12 : 615,536.80 = 242,099.66 : x
  2. Step 2: Convert to fraction form
    446,053.12/615,536.80 = 242,099.66/x
  3. Step 3: Cross multiply
    446,053.12x = 615,536.80 × 242,099.66
  4. Step 4: Simplify right side
    446,053.12x = 149,021,249,997.49
  5. Step 5: Solve for x
    x = 149,021,249,997.49/446,053.12
  6. Step 6: Final answer
    x = 334,088.57

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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.