Home / 1,029,900.78-1,545,277.50-556,028.82

Finding the Fourth Proportional to 1,029,900.78, 1,545,277.50 and 556,028.82

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Solution

The fourth proportional to 1,029,900.78, 1,545,277.50 and 556,028.82 is: 834,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,900.78 : 1,545,277.50 = 556,028.82 : x
  2. Step 2: Convert to fraction form
    1,029,900.78/1,545,277.50 = 556,028.82/x
  3. Step 3: Cross multiply
    1,029,900.78x = 1,545,277.50 × 556,028.82
  4. Step 4: Simplify right side
    1,029,900.78x = 859,218,824,897.55
  5. Step 5: Solve for x
    x = 859,218,824,897.55/1,029,900.78
  6. Step 6: Final answer
    x = 834,273.40

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Double scale
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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.