Home / 434,017.59-651,021.52-153,469.23

Finding the Fourth Proportional to 434,017.59, 651,021.52 and 153,469.23

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Solution

The fourth proportional to 434,017.59, 651,021.52 and 153,469.23 is: 230,202.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,017.59 : 651,021.52 = 153,469.23 : x
  2. Step 2: Convert to fraction form
    434,017.59/651,021.52 = 153,469.23/x
  3. Step 3: Cross multiply
    434,017.59x = 651,021.52 × 153,469.23
  4. Step 4: Simplify right side
    434,017.59x = 99,911,771,387.83
  5. Step 5: Solve for x
    x = 99,911,771,387.83/434,017.59
  6. Step 6: Final answer
    x = 230,202.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.