Home / 453,136.47-625,315.10-249,187.18

Finding the Fourth Proportional to 453,136.47, 625,315.10 and 249,187.18

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Solution

The fourth proportional to 453,136.47, 625,315.10 and 249,187.18 is: 343,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,136.47 : 625,315.10 = 249,187.18 : x
  2. Step 2: Convert to fraction form
    453,136.47/625,315.10 = 249,187.18/x
  3. Step 3: Cross multiply
    453,136.47x = 625,315.10 × 249,187.18
  4. Step 4: Simplify right side
    453,136.47x = 155,820,503,253.84
  5. Step 5: Solve for x
    x = 155,820,503,253.84/453,136.47
  6. Step 6: Final answer
    x = 343,871.03

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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.