Home / 1,296,352.72-1,943,194.68-497,421.52

Finding the Fourth Proportional to 1,296,352.72, 1,943,194.68 and 497,421.52

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Solution

The fourth proportional to 1,296,352.72, 1,943,194.68 and 497,421.52 is: 745,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,352.72 : 1,943,194.68 = 497,421.52 : x
  2. Step 2: Convert to fraction form
    1,296,352.72/1,943,194.68 = 497,421.52/x
  3. Step 3: Cross multiply
    1,296,352.72x = 1,943,194.68 × 497,421.52
  4. Step 4: Simplify right side
    1,296,352.72x = 966,586,851,381.51
  5. Step 5: Solve for x
    x = 966,586,851,381.51/1,296,352.72
  6. Step 6: Final answer
    x = 745,620.26

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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.