Home / 679,535.53-1,020,090.71-364,607.53

Finding the Fourth Proportional to 679,535.53, 1,020,090.71 and 364,607.53

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Solution

The fourth proportional to 679,535.53, 1,020,090.71 and 364,607.53 is: 547,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,535.53 : 1,020,090.71 = 364,607.53 : x
  2. Step 2: Convert to fraction form
    679,535.53/1,020,090.71 = 364,607.53/x
  3. Step 3: Cross multiply
    679,535.53x = 1,020,090.71 × 364,607.53
  4. Step 4: Simplify right side
    679,535.53x = 371,932,752,510.34
  5. Step 5: Solve for x
    x = 371,932,752,510.34/679,535.53
  6. Step 6: Final answer
    x = 547,333.79

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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.