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Finding the Fourth Proportional to 555,000.04, 832,406.16 and 155,548.90

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Solution

The fourth proportional to 555,000.04, 832,406.16 and 155,548.90 is: 233,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,000.04 : 832,406.16 = 155,548.90 : x
  2. Step 2: Convert to fraction form
    555,000.04/832,406.16 = 155,548.90/x
  3. Step 3: Cross multiply
    555,000.04x = 832,406.16 × 155,548.90
  4. Step 4: Simplify right side
    555,000.04x = 129,479,862,541.22
  5. Step 5: Solve for x
    x = 129,479,862,541.22/555,000.04
  6. Step 6: Final answer
    x = 233,297.03

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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.