Home / 453,060.12-625,209.60-249,111.36

Finding the Fourth Proportional to 453,060.12, 625,209.60 and 249,111.36

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Solution

The fourth proportional to 453,060.12, 625,209.60 and 249,111.36 is: 343,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,060.12 : 625,209.60 = 249,111.36 : x
  2. Step 2: Convert to fraction form
    453,060.12/625,209.60 = 249,111.36/x
  3. Step 3: Cross multiply
    453,060.12x = 625,209.60 × 249,111.36
  4. Step 4: Simplify right side
    453,060.12x = 155,746,813,741.06
  5. Step 5: Solve for x
    x = 155,746,813,741.06/453,060.12
  6. Step 6: Final answer
    x = 343,766.33

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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.