Home / 403,465.14-556,783.47-242,322.93

Finding the Fourth Proportional to 403,465.14, 556,783.47 and 242,322.93

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Solution

The fourth proportional to 403,465.14, 556,783.47 and 242,322.93 is: 334,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,465.14 : 556,783.47 = 242,322.93 : x
  2. Step 2: Convert to fraction form
    403,465.14/556,783.47 = 242,322.93/x
  3. Step 3: Cross multiply
    403,465.14x = 556,783.47 × 242,322.93
  4. Step 4: Simplify right side
    403,465.14x = 134,921,401,825.97
  5. Step 5: Solve for x
    x = 134,921,401,825.97/403,465.14
  6. Step 6: Final answer
    x = 334,406.59

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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.