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Finding the Fourth Proportional to 437,055.40, 581,656.93 and 437,055.40

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Solution

The fourth proportional to 437,055.40, 581,656.93 and 437,055.40 is: 581,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,055.40 : 581,656.93 = 437,055.40 : x
  2. Step 2: Convert to fraction form
    437,055.40/581,656.93 = 437,055.40/x
  3. Step 3: Cross multiply
    437,055.40x = 581,656.93 × 437,055.40
  4. Step 4: Simplify right side
    437,055.40x = 254,216,302,203.92
  5. Step 5: Solve for x
    x = 254,216,302,203.92/437,055.40
  6. Step 6: Final answer
    x = 581,656.93

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.