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Finding the Fourth Proportional to 594,113.13, 890,726.83 and 357,400.45

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Solution

The fourth proportional to 594,113.13, 890,726.83 and 357,400.45 is: 535,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,113.13 : 890,726.83 = 357,400.45 : x
  2. Step 2: Convert to fraction form
    594,113.13/890,726.83 = 357,400.45/x
  3. Step 3: Cross multiply
    594,113.13x = 890,726.83 × 357,400.45
  4. Step 4: Simplify right side
    594,113.13x = 318,346,170,088.98
  5. Step 5: Solve for x
    x = 318,346,170,088.98/594,113.13
  6. Step 6: Final answer
    x = 535,834.26

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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.