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Finding the Fourth Proportional to 555,748.60, 833,622.90 and 181,681.40

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Solution

The fourth proportional to 555,748.60, 833,622.90 and 181,681.40 is: 272,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,748.60 : 833,622.90 = 181,681.40 : x
  2. Step 2: Convert to fraction form
    555,748.60/833,622.90 = 181,681.40/x
  3. Step 3: Cross multiply
    555,748.60x = 833,622.90 × 181,681.40
  4. Step 4: Simplify right side
    555,748.60x = 151,453,775,544.06
  5. Step 5: Solve for x
    x = 151,453,775,544.06/555,748.60
  6. Step 6: Final answer
    x = 272,522.10

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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.