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Finding the Fourth Proportional to 545,455.46, 817,802.80 and 241,684.40

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Solution

The fourth proportional to 545,455.46, 817,802.80 and 241,684.40 is: 362,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,455.46 : 817,802.80 = 241,684.40 : x
  2. Step 2: Convert to fraction form
    545,455.46/817,802.80 = 241,684.40/x
  3. Step 3: Cross multiply
    545,455.46x = 817,802.80 × 241,684.40
  4. Step 4: Simplify right side
    545,455.46x = 197,650,180,476.62
  5. Step 5: Solve for x
    x = 197,650,180,476.62/545,455.46
  6. Step 6: Final answer
    x = 362,358.05

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1.5x scale

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.