Home / 304,429.24-420,106.07-168,463.10

Finding the Fourth Proportional to 304,429.24, 420,106.07 and 168,463.10

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Solution

The fourth proportional to 304,429.24, 420,106.07 and 168,463.10 is: 232,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,429.24 : 420,106.07 = 168,463.10 : x
  2. Step 2: Convert to fraction form
    304,429.24/420,106.07 = 168,463.10/x
  3. Step 3: Cross multiply
    304,429.24x = 420,106.07 × 168,463.10
  4. Step 4: Simplify right side
    304,429.24x = 70,772,370,881.02
  5. Step 5: Solve for x
    x = 70,772,370,881.02/304,429.24
  6. Step 6: Final answer
    x = 232,475.60

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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.