Home / 849,116.67-1,171,779.26-467,142.54

Finding the Fourth Proportional to 849,116.67, 1,171,779.26 and 467,142.54

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Solution

The fourth proportional to 849,116.67, 1,171,779.26 and 467,142.54 is: 644,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,116.67 : 1,171,779.26 = 467,142.54 : x
  2. Step 2: Convert to fraction form
    849,116.67/1,171,779.26 = 467,142.54/x
  3. Step 3: Cross multiply
    849,116.67x = 1,171,779.26 × 467,142.54
  4. Step 4: Simplify right side
    849,116.67x = 547,387,937,500.01
  5. Step 5: Solve for x
    x = 547,387,937,500.01/849,116.67
  6. Step 6: Final answer
    x = 644,655.74

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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.