Home / 929,254.60-1,282,821.96-623,219.04

Finding the Fourth Proportional to 929,254.60, 1,282,821.96 and 623,219.04

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Solution

The fourth proportional to 929,254.60, 1,282,821.96 and 623,219.04 is: 860,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,254.60 : 1,282,821.96 = 623,219.04 : x
  2. Step 2: Convert to fraction form
    929,254.60/1,282,821.96 = 623,219.04/x
  3. Step 3: Cross multiply
    929,254.60x = 1,282,821.96 × 623,219.04
  4. Step 4: Simplify right side
    929,254.60x = 799,479,070,402.12
  5. Step 5: Solve for x
    x = 799,479,070,402.12/929,254.60
  6. Step 6: Final answer
    x = 860,344.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.