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Finding the Fourth Proportional to 559,984.16, 766,595.65 and 555,981.92

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Solution

The fourth proportional to 559,984.16, 766,595.65 and 555,981.92 is: 761,116.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,984.16 : 766,595.65 = 555,981.92 : x
  2. Step 2: Convert to fraction form
    559,984.16/766,595.65 = 555,981.92/x
  3. Step 3: Cross multiply
    559,984.16x = 766,595.65 × 555,981.92
  4. Step 4: Simplify right side
    559,984.16x = 426,213,321,350.65
  5. Step 5: Solve for x
    x = 426,213,321,350.65/559,984.16
  6. Step 6: Final answer
    x = 761,116.75

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.