Home / 570,341.27-786,755.67-366,422.55

Finding the Fourth Proportional to 570,341.27, 786,755.67 and 366,422.55

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Solution

The fourth proportional to 570,341.27, 786,755.67 and 366,422.55 is: 505,460.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,341.27 : 786,755.67 = 366,422.55 : x
  2. Step 2: Convert to fraction form
    570,341.27/786,755.67 = 366,422.55/x
  3. Step 3: Cross multiply
    570,341.27x = 786,755.67 × 366,422.55
  4. Step 4: Simplify right side
    570,341.27x = 288,285,018,828.36
  5. Step 5: Solve for x
    x = 288,285,018,828.36/570,341.27
  6. Step 6: Final answer
    x = 505,460.57

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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.