Home / 453,061.12-625,210.98-249,112.36

Finding the Fourth Proportional to 453,061.12, 625,210.98 and 249,112.36

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Solution

The fourth proportional to 453,061.12, 625,210.98 and 249,112.36 is: 343,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,061.12 : 625,210.98 = 249,112.36 : x
  2. Step 2: Convert to fraction form
    453,061.12/625,210.98 = 249,112.36/x
  3. Step 3: Cross multiply
    453,061.12x = 625,210.98 × 249,112.36
  4. Step 4: Simplify right side
    453,061.12x = 155,747,782,725.71
  5. Step 5: Solve for x
    x = 155,747,782,725.71/453,061.12
  6. Step 6: Final answer
    x = 343,767.71

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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.