Home / 730,308.99-1,007,653.70-424,203.48

Finding the Fourth Proportional to 730,308.99, 1,007,653.70 and 424,203.48

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Solution

The fourth proportional to 730,308.99, 1,007,653.70 and 424,203.48 is: 585,300.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,308.99 : 1,007,653.70 = 424,203.48 : x
  2. Step 2: Convert to fraction form
    730,308.99/1,007,653.70 = 424,203.48/x
  3. Step 3: Cross multiply
    730,308.99x = 1,007,653.70 × 424,203.48
  4. Step 4: Simplify right side
    730,308.99x = 427,450,204,053.86
  5. Step 5: Solve for x
    x = 427,450,204,053.86/730,308.99
  6. Step 6: Final answer
    x = 585,300.48

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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.