Home / 776,860.02-1,072,169.01-437,394.42

Finding the Fourth Proportional to 776,860.02, 1,072,169.01 and 437,394.42

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Solution

The fourth proportional to 776,860.02, 1,072,169.01 and 437,394.42 is: 603,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,860.02 : 1,072,169.01 = 437,394.42 : x
  2. Step 2: Convert to fraction form
    776,860.02/1,072,169.01 = 437,394.42/x
  3. Step 3: Cross multiply
    776,860.02x = 1,072,169.01 × 437,394.42
  4. Step 4: Simplify right side
    776,860.02x = 468,960,742,270.92
  5. Step 5: Solve for x
    x = 468,960,742,270.92/776,860.02
  6. Step 6: Final answer
    x = 603,661.83

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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.