Home / 440,628.58-608,065.86-249,678.46

Finding the Fourth Proportional to 440,628.58, 608,065.86 and 249,678.46

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Solution

The fourth proportional to 440,628.58, 608,065.86 and 249,678.46 is: 344,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,628.58 : 608,065.86 = 249,678.46 : x
  2. Step 2: Convert to fraction form
    440,628.58/608,065.86 = 249,678.46/x
  3. Step 3: Cross multiply
    440,628.58x = 608,065.86 × 249,678.46
  4. Step 4: Simplify right side
    440,628.58x = 151,820,947,503.38
  5. Step 5: Solve for x
    x = 151,820,947,503.38/440,628.58
  6. Step 6: Final answer
    x = 344,555.38

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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.