Home / 423,145.40-583,980.19-241,821.91

Finding the Fourth Proportional to 423,145.40, 583,980.19 and 241,821.91

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Solution

The fourth proportional to 423,145.40, 583,980.19 and 241,821.91 is: 333,736.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,145.40 : 583,980.19 = 241,821.91 : x
  2. Step 2: Convert to fraction form
    423,145.40/583,980.19 = 241,821.91/x
  3. Step 3: Cross multiply
    423,145.40x = 583,980.19 × 241,821.91
  4. Step 4: Simplify right side
    423,145.40x = 141,219,204,947.96
  5. Step 5: Solve for x
    x = 141,219,204,947.96/423,145.40
  6. Step 6: Final answer
    x = 333,736.84

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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.