Home / 1,688,298.72-2,532,454.06-408,907.06

Finding the Fourth Proportional to 1,688,298.72, 2,532,454.06 and 408,907.06

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Solution

The fourth proportional to 1,688,298.72, 2,532,454.06 and 408,907.06 is: 613,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,298.72 : 2,532,454.06 = 408,907.06 : x
  2. Step 2: Convert to fraction form
    1,688,298.72/2,532,454.06 = 408,907.06/x
  3. Step 3: Cross multiply
    1,688,298.72x = 2,532,454.06 × 408,907.06
  4. Step 4: Simplify right side
    1,688,298.72x = 1,035,538,344,259.66
  5. Step 5: Solve for x
    x = 1,035,538,344,259.66/1,688,298.72
  6. Step 6: Final answer
    x = 613,362.04

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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.