Home / 794,343.48-1,191,140.80-288,547.92

Finding the Fourth Proportional to 794,343.48, 1,191,140.80 and 288,547.92

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Solution

The fourth proportional to 794,343.48, 1,191,140.80 and 288,547.92 is: 432,685.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,343.48 : 1,191,140.80 = 288,547.92 : x
  2. Step 2: Convert to fraction form
    794,343.48/1,191,140.80 = 288,547.92/x
  3. Step 3: Cross multiply
    794,343.48x = 1,191,140.80 × 288,547.92
  4. Step 4: Simplify right side
    794,343.48x = 343,701,200,267.14
  5. Step 5: Solve for x
    x = 343,701,200,267.14/794,343.48
  6. Step 6: Final answer
    x = 432,685.87

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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.