Home / 670,994.94-926,026.38-384,541.68

Finding the Fourth Proportional to 670,994.94, 926,026.38 and 384,541.68

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Solution

The fourth proportional to 670,994.94, 926,026.38 and 384,541.68 is: 530,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,994.94 : 926,026.38 = 384,541.68 : x
  2. Step 2: Convert to fraction form
    670,994.94/926,026.38 = 384,541.68/x
  3. Step 3: Cross multiply
    670,994.94x = 926,026.38 × 384,541.68
  4. Step 4: Simplify right side
    670,994.94x = 356,095,739,889.52
  5. Step 5: Solve for x
    x = 356,095,739,889.52/670,994.94
  6. Step 6: Final answer
    x = 530,698.10

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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.