Home / 887,710.56-1,223,601.08-693,775.76

Finding the Fourth Proportional to 887,710.56, 1,223,601.08 and 693,775.76

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Solution

The fourth proportional to 887,710.56, 1,223,601.08 and 693,775.76 is: 956,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,710.56 : 1,223,601.08 = 693,775.76 : x
  2. Step 2: Convert to fraction form
    887,710.56/1,223,601.08 = 693,775.76/x
  3. Step 3: Cross multiply
    887,710.56x = 1,223,601.08 × 693,775.76
  4. Step 4: Simplify right side
    887,710.56x = 848,904,769,213.82
  5. Step 5: Solve for x
    x = 848,904,769,213.82/887,710.56
  6. Step 6: Final answer
    x = 956,285.54

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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.