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Finding the Fourth Proportional to 555,666.28, 833,503.56 and 156,347.44

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Solution

The fourth proportional to 555,666.28, 833,503.56 and 156,347.44 is: 234,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,666.28 : 833,503.56 = 156,347.44 : x
  2. Step 2: Convert to fraction form
    555,666.28/833,503.56 = 156,347.44/x
  3. Step 3: Cross multiply
    555,666.28x = 833,503.56 × 156,347.44
  4. Step 4: Simplify right side
    555,666.28x = 130,316,147,836.89
  5. Step 5: Solve for x
    x = 130,316,147,836.89/555,666.28
  6. Step 6: Final answer
    x = 234,522.32

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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.