Home / 985,914.29-1,360,562.62-533,205.29

Finding the Fourth Proportional to 985,914.29, 1,360,562.62 and 533,205.29

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Solution

The fourth proportional to 985,914.29, 1,360,562.62 and 533,205.29 is: 735,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,914.29 : 1,360,562.62 = 533,205.29 : x
  2. Step 2: Convert to fraction form
    985,914.29/1,360,562.62 = 533,205.29/x
  3. Step 3: Cross multiply
    985,914.29x = 1,360,562.62 × 533,205.29
  4. Step 4: Simplify right side
    985,914.29x = 725,459,179,557.45
  5. Step 5: Solve for x
    x = 725,459,179,557.45/985,914.29
  6. Step 6: Final answer
    x = 735,823.78

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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.