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Finding the Fourth Proportional to 532,953.60, 735,485.60 and 291,246.36

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Solution

The fourth proportional to 532,953.60, 735,485.60 and 291,246.36 is: 401,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,953.60 : 735,485.60 = 291,246.36 : x
  2. Step 2: Convert to fraction form
    532,953.60/735,485.60 = 291,246.36/x
  3. Step 3: Cross multiply
    532,953.60x = 735,485.60 × 291,246.36
  4. Step 4: Simplify right side
    532,953.60x = 214,207,502,376.18
  5. Step 5: Solve for x
    x = 214,207,502,376.18/532,953.60
  6. Step 6: Final answer
    x = 401,925.24

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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.