Home / 604,981.60-907,403.20-161,784.16

Finding the Fourth Proportional to 604,981.60, 907,403.20 and 161,784.16

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Solution

The fourth proportional to 604,981.60, 907,403.20 and 161,784.16 is: 242,657.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,981.60 : 907,403.20 = 161,784.16 : x
  2. Step 2: Convert to fraction form
    604,981.60/907,403.20 = 161,784.16/x
  3. Step 3: Cross multiply
    604,981.60x = 907,403.20 × 161,784.16
  4. Step 4: Simplify right side
    604,981.60x = 146,803,464,493.31
  5. Step 5: Solve for x
    x = 146,803,464,493.31/604,981.60
  6. Step 6: Final answer
    x = 242,657.73

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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.