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Finding the Fourth Proportional to 1,249,076, 1,873,665.84 and 362,612

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Solution

The fourth proportional to 1,249,076, 1,873,665.84 and 362,612 is: 543,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,076 : 1,873,665.84 = 362,612 : x
  2. Step 2: Convert to fraction form
    1,249,076/1,873,665.84 = 362,612/x
  3. Step 3: Cross multiply
    1,249,076x = 1,873,665.84 × 362,612
  4. Step 4: Simplify right side
    1,249,076x = 679,413,717,574.08
  5. Step 5: Solve for x
    x = 679,413,717,574.08/1,249,076
  6. Step 6: Final answer
    x = 543,933.05

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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.