Home / 662,036.20-993,464.70-346,719.40

Finding the Fourth Proportional to 662,036.20, 993,464.70 and 346,719.40

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Solution

The fourth proportional to 662,036.20, 993,464.70 and 346,719.40 is: 520,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,036.20 : 993,464.70 = 346,719.40 : x
  2. Step 2: Convert to fraction form
    662,036.20/993,464.70 = 346,719.40/x
  3. Step 3: Cross multiply
    662,036.20x = 993,464.70 × 346,719.40
  4. Step 4: Simplify right side
    662,036.20x = 344,453,484,705.18
  5. Step 5: Solve for x
    x = 344,453,484,705.18/662,036.20
  6. Step 6: Final answer
    x = 520,294.03

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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.