Home / 766,314.10-1,147,502.85-607,537.90

Finding the Fourth Proportional to 766,314.10, 1,147,502.85 and 607,537.90

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Solution

The fourth proportional to 766,314.10, 1,147,502.85 and 607,537.90 is: 909,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,314.10 : 1,147,502.85 = 607,537.90 : x
  2. Step 2: Convert to fraction form
    766,314.10/1,147,502.85 = 607,537.90/x
  3. Step 3: Cross multiply
    766,314.10x = 1,147,502.85 × 607,537.90
  4. Step 4: Simplify right side
    766,314.10x = 697,151,471,733.02
  5. Step 5: Solve for x
    x = 697,151,471,733.02/766,314.10
  6. Step 6: Final answer
    x = 909,746.37

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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.