Home / 456,899.22-685,977.74-232,411.56

Finding the Fourth Proportional to 456,899.22, 685,977.74 and 232,411.56

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Solution

The fourth proportional to 456,899.22, 685,977.74 and 232,411.56 is: 348,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,899.22 : 685,977.74 = 232,411.56 : x
  2. Step 2: Convert to fraction form
    456,899.22/685,977.74 = 232,411.56/x
  3. Step 3: Cross multiply
    456,899.22x = 685,977.74 × 232,411.56
  4. Step 4: Simplify right side
    456,899.22x = 159,429,156,678.67
  5. Step 5: Solve for x
    x = 159,429,156,678.67/456,899.22
  6. Step 6: Final answer
    x = 348,937.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.