Home / 716,923.76-989,239.02-410,943.84

Finding the Fourth Proportional to 716,923.76, 989,239.02 and 410,943.84

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Solution

The fourth proportional to 716,923.76, 989,239.02 and 410,943.84 is: 567,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,923.76 : 989,239.02 = 410,943.84 : x
  2. Step 2: Convert to fraction form
    716,923.76/989,239.02 = 410,943.84/x
  3. Step 3: Cross multiply
    716,923.76x = 989,239.02 × 410,943.84
  4. Step 4: Simplify right side
    716,923.76x = 406,521,681,556.64
  5. Step 5: Solve for x
    x = 406,521,681,556.64/716,923.76
  6. Step 6: Final answer
    x = 567,036.14

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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.