Home / 835,394.57-1,152,841.60-453,421.35

Finding the Fourth Proportional to 835,394.57, 1,152,841.60 and 453,421.35

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Solution

The fourth proportional to 835,394.57, 1,152,841.60 and 453,421.35 is: 625,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,394.57 : 1,152,841.60 = 453,421.35 : x
  2. Step 2: Convert to fraction form
    835,394.57/1,152,841.60 = 453,421.35/x
  3. Step 3: Cross multiply
    835,394.57x = 1,152,841.60 × 453,421.35
  4. Step 4: Simplify right side
    835,394.57x = 522,722,994,608.16
  5. Step 5: Solve for x
    x = 522,722,994,608.16/835,394.57
  6. Step 6: Final answer
    x = 625,719.89

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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.