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Finding the Fourth Proportional to 1,249,073, 1,873,661.34 and 362,609

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Solution

The fourth proportional to 1,249,073, 1,873,661.34 and 362,609 is: 543,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,073 : 1,873,661.34 = 362,609 : x
  2. Step 2: Convert to fraction form
    1,249,073/1,873,661.34 = 362,609/x
  3. Step 3: Cross multiply
    1,249,073x = 1,873,661.34 × 362,609
  4. Step 4: Simplify right side
    1,249,073x = 679,406,464,836.06
  5. Step 5: Solve for x
    x = 679,406,464,836.06/1,249,073
  6. Step 6: Final answer
    x = 543,928.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.