Home / 430,901.65-594,668.81-258,872.23

Finding the Fourth Proportional to 430,901.65, 594,668.81 and 258,872.23

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Solution

The fourth proportional to 430,901.65, 594,668.81 and 258,872.23 is: 357,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,901.65 : 594,668.81 = 258,872.23 : x
  2. Step 2: Convert to fraction form
    430,901.65/594,668.81 = 258,872.23/x
  3. Step 3: Cross multiply
    430,901.65x = 594,668.81 × 258,872.23
  4. Step 4: Simplify right side
    430,901.65x = 153,943,240,956.15
  5. Step 5: Solve for x
    x = 153,943,240,956.15/430,901.65
  6. Step 6: Final answer
    x = 357,258.42

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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.