Home / 955,601.80-1,318,730.68-525,881.92

Finding the Fourth Proportional to 955,601.80, 1,318,730.68 and 525,881.92

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Solution

The fourth proportional to 955,601.80, 1,318,730.68 and 525,881.92 is: 725,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,601.80 : 1,318,730.68 = 525,881.92 : x
  2. Step 2: Convert to fraction form
    955,601.80/1,318,730.68 = 525,881.92/x
  3. Step 3: Cross multiply
    955,601.80x = 1,318,730.68 × 525,881.92
  4. Step 4: Simplify right side
    955,601.80x = 693,496,621,961.31
  5. Step 5: Solve for x
    x = 693,496,621,961.31/955,601.80
  6. Step 6: Final answer
    x = 725,717.16

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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.