Home / 589,549.81-814,196.28-406,264.95

Finding the Fourth Proportional to 589,549.81, 814,196.28 and 406,264.95

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Solution

The fourth proportional to 589,549.81, 814,196.28 and 406,264.95 is: 561,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,549.81 : 814,196.28 = 406,264.95 : x
  2. Step 2: Convert to fraction form
    589,549.81/814,196.28 = 406,264.95/x
  3. Step 3: Cross multiply
    589,549.81x = 814,196.28 × 406,264.95
  4. Step 4: Simplify right side
    589,549.81x = 330,779,410,984.39
  5. Step 5: Solve for x
    x = 330,779,410,984.39/589,549.81
  6. Step 6: Final answer
    x = 561,071.19

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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.