Home / 985,309.98-1,359,726.75-532,600.98

Finding the Fourth Proportional to 985,309.98, 1,359,726.75 and 532,600.98

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Solution

The fourth proportional to 985,309.98, 1,359,726.75 and 532,600.98 is: 734,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,309.98 : 1,359,726.75 = 532,600.98 : x
  2. Step 2: Convert to fraction form
    985,309.98/1,359,726.75 = 532,600.98/x
  3. Step 3: Cross multiply
    985,309.98x = 1,359,726.75 × 532,600.98
  4. Step 4: Simplify right side
    985,309.98x = 724,191,799,582.22
  5. Step 5: Solve for x
    x = 724,191,799,582.22/985,309.98
  6. Step 6: Final answer
    x = 734,988.80

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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.