Home / 714,652.20-1,070,423.10-433,679.40

Finding the Fourth Proportional to 714,652.20, 1,070,423.10 and 433,679.40

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Solution

The fourth proportional to 714,652.20, 1,070,423.10 and 433,679.40 is: 649,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,652.20 : 1,070,423.10 = 433,679.40 : x
  2. Step 2: Convert to fraction form
    714,652.20/1,070,423.10 = 433,679.40/x
  3. Step 3: Cross multiply
    714,652.20x = 1,070,423.10 × 433,679.40
  4. Step 4: Simplify right side
    714,652.20x = 464,220,447,754.14
  5. Step 5: Solve for x
    x = 464,220,447,754.14/714,652.20
  6. Step 6: Final answer
    x = 649,575.34

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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.