Home / 615,989-849,596.14-530,092.53

Finding the Fourth Proportional to 615,989, 849,596.14 and 530,092.53

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Solution

The fourth proportional to 615,989, 849,596.14 and 530,092.53 is: 731,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,989 : 849,596.14 = 530,092.53 : x
  2. Step 2: Convert to fraction form
    615,989/849,596.14 = 530,092.53/x
  3. Step 3: Cross multiply
    615,989x = 849,596.14 × 530,092.53
  4. Step 4: Simplify right side
    615,989x = 450,364,560,432.39
  5. Step 5: Solve for x
    x = 450,364,560,432.39/615,989
  6. Step 6: Final answer
    x = 731,124.36

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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.