Home / 748,089.05-1,032,364.05-425,799.15

Finding the Fourth Proportional to 748,089.05, 1,032,364.05 and 425,799.15

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Solution

The fourth proportional to 748,089.05, 1,032,364.05 and 425,799.15 is: 587,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,089.05 : 1,032,364.05 = 425,799.15 : x
  2. Step 2: Convert to fraction form
    748,089.05/1,032,364.05 = 425,799.15/x
  3. Step 3: Cross multiply
    748,089.05x = 1,032,364.05 × 425,799.15
  4. Step 4: Simplify right side
    748,089.05x = 439,579,732,851.56
  5. Step 5: Solve for x
    x = 439,579,732,851.56/748,089.05
  6. Step 6: Final answer
    x = 587,603.48

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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.