Home / 977,563.11-1,349,079.77-541,952.71

Finding the Fourth Proportional to 977,563.11, 1,349,079.77 and 541,952.71

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Solution

The fourth proportional to 977,563.11, 1,349,079.77 and 541,952.71 is: 747,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,563.11 : 1,349,079.77 = 541,952.71 : x
  2. Step 2: Convert to fraction form
    977,563.11/1,349,079.77 = 541,952.71/x
  3. Step 3: Cross multiply
    977,563.11x = 1,349,079.77 × 541,952.71
  4. Step 4: Simplify right side
    977,563.11x = 731,137,435,339.86
  5. Step 5: Solve for x
    x = 731,137,435,339.86/977,563.11
  6. Step 6: Final answer
    x = 747,918.40

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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.