Home / 403,504.14-556,668.56-240,127.95

Finding the Fourth Proportional to 403,504.14, 556,668.56 and 240,127.95

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Solution

The fourth proportional to 403,504.14, 556,668.56 and 240,127.95 is: 331,277.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,504.14 : 556,668.56 = 240,127.95 : x
  2. Step 2: Convert to fraction form
    403,504.14/556,668.56 = 240,127.95/x
  3. Step 3: Cross multiply
    403,504.14x = 556,668.56 × 240,127.95
  4. Step 4: Simplify right side
    403,504.14x = 133,671,678,941.61
  5. Step 5: Solve for x
    x = 133,671,678,941.61/403,504.14
  6. Step 6: Final answer
    x = 331,277.09

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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.