Home / 410,705.71-566,561.59-259,890.19

Finding the Fourth Proportional to 410,705.71, 566,561.59 and 259,890.19

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Solution

The fourth proportional to 410,705.71, 566,561.59 and 259,890.19 is: 358,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,705.71 : 566,561.59 = 259,890.19 : x
  2. Step 2: Convert to fraction form
    410,705.71/566,561.59 = 259,890.19/x
  3. Step 3: Cross multiply
    410,705.71x = 566,561.59 × 259,890.19
  4. Step 4: Simplify right side
    410,705.71x = 147,243,799,271.80
  5. Step 5: Solve for x
    x = 147,243,799,271.80/410,705.71
  6. Step 6: Final answer
    x = 358,514.13

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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.