Home / 446,341.28-615,949.04-242,390.76

Finding the Fourth Proportional to 446,341.28, 615,949.04 and 242,390.76

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Solution

The fourth proportional to 446,341.28, 615,949.04 and 242,390.76 is: 334,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,341.28 : 615,949.04 = 242,390.76 : x
  2. Step 2: Convert to fraction form
    446,341.28/615,949.04 = 242,390.76/x
  3. Step 3: Cross multiply
    446,341.28x = 615,949.04 × 242,390.76
  4. Step 4: Simplify right side
    446,341.28x = 149,300,355,926.87
  5. Step 5: Solve for x
    x = 149,300,355,926.87/446,341.28
  6. Step 6: Final answer
    x = 334,498.20

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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.