Home / 884,321.19-1,326,352.23-434,921.22

Finding the Fourth Proportional to 884,321.19, 1,326,352.23 and 434,921.22

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Solution

The fourth proportional to 884,321.19, 1,326,352.23 and 434,921.22 is: 652,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,321.19 : 1,326,352.23 = 434,921.22 : x
  2. Step 2: Convert to fraction form
    884,321.19/1,326,352.23 = 434,921.22/x
  3. Step 3: Cross multiply
    884,321.19x = 1,326,352.23 × 434,921.22
  4. Step 4: Simplify right side
    884,321.19x = 576,858,730,021.32
  5. Step 5: Solve for x
    x = 576,858,730,021.32/884,321.19
  6. Step 6: Final answer
    x = 652,318.11

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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.