Home / 632,601.12-872,903.28-377,898.24

Finding the Fourth Proportional to 632,601.12, 872,903.28 and 377,898.24

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Solution

The fourth proportional to 632,601.12, 872,903.28 and 377,898.24 is: 521,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,601.12 : 872,903.28 = 377,898.24 : x
  2. Step 2: Convert to fraction form
    632,601.12/872,903.28 = 377,898.24/x
  3. Step 3: Cross multiply
    632,601.12x = 872,903.28 × 377,898.24
  4. Step 4: Simplify right side
    632,601.12x = 329,868,613,202.23
  5. Step 5: Solve for x
    x = 329,868,613,202.23/632,601.12
  6. Step 6: Final answer
    x = 521,448.04

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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.