Home / 688,923.87-951,178.86-616,100.82

Finding the Fourth Proportional to 688,923.87, 951,178.86 and 616,100.82

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Solution

The fourth proportional to 688,923.87, 951,178.86 and 616,100.82 is: 850,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,923.87 : 951,178.86 = 616,100.82 : x
  2. Step 2: Convert to fraction form
    688,923.87/951,178.86 = 616,100.82/x
  3. Step 3: Cross multiply
    688,923.87x = 951,178.86 × 616,100.82
  4. Step 4: Simplify right side
    688,923.87x = 586,022,075,612.67
  5. Step 5: Solve for x
    x = 586,022,075,612.67/688,923.87
  6. Step 6: Final answer
    x = 850,634.01

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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.