Home / 932,566.40-1,399,540.80-616,918.40

Finding the Fourth Proportional to 932,566.40, 1,399,540.80 and 616,918.40

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Solution

The fourth proportional to 932,566.40, 1,399,540.80 and 616,918.40 is: 925,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,566.40 : 1,399,540.80 = 616,918.40 : x
  2. Step 2: Convert to fraction form
    932,566.40/1,399,540.80 = 616,918.40/x
  3. Step 3: Cross multiply
    932,566.40x = 1,399,540.80 × 616,918.40
  4. Step 4: Simplify right side
    932,566.40x = 863,402,471,070.72
  5. Step 5: Solve for x
    x = 863,402,471,070.72/932,566.40
  6. Step 6: Final answer
    x = 925,834.85

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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.