Home / 704,529-972,252.45-382,240.53

Finding the Fourth Proportional to 704,529, 972,252.45 and 382,240.53

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Solution

The fourth proportional to 704,529, 972,252.45 and 382,240.53 is: 527,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,529 : 972,252.45 = 382,240.53 : x
  2. Step 2: Convert to fraction form
    704,529/972,252.45 = 382,240.53/x
  3. Step 3: Cross multiply
    704,529x = 972,252.45 × 382,240.53
  4. Step 4: Simplify right side
    704,529x = 371,634,291,781.80
  5. Step 5: Solve for x
    x = 371,634,291,781.80/704,529
  6. Step 6: Final answer
    x = 527,493.25

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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.