Home / 889,002.27-1,333,368.14-289,962.59

Finding the Fourth Proportional to 889,002.27, 1,333,368.14 and 289,962.59

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Solution

The fourth proportional to 889,002.27, 1,333,368.14 and 289,962.59 is: 434,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,002.27 : 1,333,368.14 = 289,962.59 : x
  2. Step 2: Convert to fraction form
    889,002.27/1,333,368.14 = 289,962.59/x
  3. Step 3: Cross multiply
    889,002.27x = 1,333,368.14 × 289,962.59
  4. Step 4: Simplify right side
    889,002.27x = 386,626,871,181.23
  5. Step 5: Solve for x
    x = 386,626,871,181.23/889,002.27
  6. Step 6: Final answer
    x = 434,899.76

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1.5x scale

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.