Home / 693,094.40-1,039,123.20-377,907.20

Finding the Fourth Proportional to 693,094.40, 1,039,123.20 and 377,907.20

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Solution

The fourth proportional to 693,094.40, 1,039,123.20 and 377,907.20 is: 566,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,094.40 : 1,039,123.20 = 377,907.20 : x
  2. Step 2: Convert to fraction form
    693,094.40/1,039,123.20 = 377,907.20/x
  3. Step 3: Cross multiply
    693,094.40x = 1,039,123.20 × 377,907.20
  4. Step 4: Simplify right side
    693,094.40x = 392,692,138,967.04
  5. Step 5: Solve for x
    x = 392,692,138,967.04/693,094.40
  6. Step 6: Final answer
    x = 566,578.14

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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.