Home / 1,131,031.63-1,697,755.99-457,553.18

Finding the Fourth Proportional to 1,131,031.63, 1,697,755.99 and 457,553.18

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Solution

The fourth proportional to 1,131,031.63, 1,697,755.99 and 457,553.18 is: 686,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,031.63 : 1,697,755.99 = 457,553.18 : x
  2. Step 2: Convert to fraction form
    1,131,031.63/1,697,755.99 = 457,553.18/x
  3. Step 3: Cross multiply
    1,131,031.63x = 1,697,755.99 × 457,553.18
  4. Step 4: Simplify right side
    1,131,031.63x = 776,813,652,088.55
  5. Step 5: Solve for x
    x = 776,813,652,088.55/1,131,031.63
  6. Step 6: Final answer
    x = 686,818.68

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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.