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Finding the Fourth Proportional to 569,673.90, 786,246.65 and 328,096.33

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Solution

The fourth proportional to 569,673.90, 786,246.65 and 328,096.33 is: 452,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,673.90 : 786,246.65 = 328,096.33 : x
  2. Step 2: Convert to fraction form
    569,673.90/786,246.65 = 328,096.33/x
  3. Step 3: Cross multiply
    569,673.90x = 786,246.65 × 328,096.33
  4. Step 4: Simplify right side
    569,673.90x = 257,964,642,386.70
  5. Step 5: Solve for x
    x = 257,964,642,386.70/569,673.90
  6. Step 6: Final answer
    x = 452,828.61

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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.