Home / 617,629.40-926,444.10-576,157.40

Finding the Fourth Proportional to 617,629.40, 926,444.10 and 576,157.40

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Solution

The fourth proportional to 617,629.40, 926,444.10 and 576,157.40 is: 864,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,629.40 : 926,444.10 = 576,157.40 : x
  2. Step 2: Convert to fraction form
    617,629.40/926,444.10 = 576,157.40/x
  3. Step 3: Cross multiply
    617,629.40x = 926,444.10 × 576,157.40
  4. Step 4: Simplify right side
    617,629.40x = 533,777,623,901.34
  5. Step 5: Solve for x
    x = 533,777,623,901.34/617,629.40
  6. Step 6: Final answer
    x = 864,236.10

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Similar ratio
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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.