Home / 453,821.58-626,268.61-249,868.34

Finding the Fourth Proportional to 453,821.58, 626,268.61 and 249,868.34

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Solution

The fourth proportional to 453,821.58, 626,268.61 and 249,868.34 is: 344,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,821.58 : 626,268.61 = 249,868.34 : x
  2. Step 2: Convert to fraction form
    453,821.58/626,268.61 = 249,868.34/x
  3. Step 3: Cross multiply
    453,821.58x = 626,268.61 × 249,868.34
  4. Step 4: Simplify right side
    453,821.58x = 156,484,697,974.81
  5. Step 5: Solve for x
    x = 156,484,697,974.81/453,821.58
  6. Step 6: Final answer
    x = 344,815.46

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1.5x scale

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.