Home / 1,018,989.96-1,528,364.25-345,069.96

Finding the Fourth Proportional to 1,018,989.96, 1,528,364.25 and 345,069.96

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Solution

The fourth proportional to 1,018,989.96, 1,528,364.25 and 345,069.96 is: 517,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,989.96 : 1,528,364.25 = 345,069.96 : x
  2. Step 2: Convert to fraction form
    1,018,989.96/1,528,364.25 = 345,069.96/x
  3. Step 3: Cross multiply
    1,018,989.96x = 1,528,364.25 × 345,069.96
  4. Step 4: Simplify right side
    1,018,989.96x = 527,392,590,612.93
  5. Step 5: Solve for x
    x = 527,392,590,612.93/1,018,989.96
  6. Step 6: Final answer
    x = 517,564.07

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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.