Home / 835,394.82-1,152,841.96-453,421.60

Finding the Fourth Proportional to 835,394.82, 1,152,841.96 and 453,421.60

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Solution

The fourth proportional to 835,394.82, 1,152,841.96 and 453,421.60 is: 625,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,394.82 : 1,152,841.96 = 453,421.60 : x
  2. Step 2: Convert to fraction form
    835,394.82/1,152,841.96 = 453,421.60/x
  3. Step 3: Cross multiply
    835,394.82x = 1,152,841.96 × 453,421.60
  4. Step 4: Simplify right side
    835,394.82x = 522,723,446,050.34
  5. Step 5: Solve for x
    x = 522,723,446,050.34/835,394.82
  6. Step 6: Final answer
    x = 625,720.24

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Double scale
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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.