Home / 632,827.05-873,321.66-346,346.79

Finding the Fourth Proportional to 632,827.05, 873,321.66 and 346,346.79

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Solution

The fourth proportional to 632,827.05, 873,321.66 and 346,346.79 is: 477,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,827.05 : 873,321.66 = 346,346.79 : x
  2. Step 2: Convert to fraction form
    632,827.05/873,321.66 = 346,346.79/x
  3. Step 3: Cross multiply
    632,827.05x = 873,321.66 × 346,346.79
  4. Step 4: Simplify right side
    632,827.05x = 302,472,153,578.47
  5. Step 5: Solve for x
    x = 302,472,153,578.47/632,827.05
  6. Step 6: Final answer
    x = 477,969.70

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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.