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Finding the Fourth Proportional to 524,525.83, 783,802.77 and 393,842.69

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Solution

The fourth proportional to 524,525.83, 783,802.77 and 393,842.69 is: 588,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,525.83 : 783,802.77 = 393,842.69 : x
  2. Step 2: Convert to fraction form
    524,525.83/783,802.77 = 393,842.69/x
  3. Step 3: Cross multiply
    524,525.83x = 783,802.77 × 393,842.69
  4. Step 4: Simplify right side
    524,525.83x = 308,694,988,909.59
  5. Step 5: Solve for x
    x = 308,694,988,909.59/524,525.83
  6. Step 6: Final answer
    x = 588,522.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.