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Finding the Fourth Proportional to 924,318, 1,275,340.20 and 536,903.28

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Solution

The fourth proportional to 924,318, 1,275,340.20 and 536,903.28 is: 740,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,318 : 1,275,340.20 = 536,903.28 : x
  2. Step 2: Convert to fraction form
    924,318/1,275,340.20 = 536,903.28/x
  3. Step 3: Cross multiply
    924,318x = 1,275,340.20 × 536,903.28
  4. Step 4: Simplify right side
    924,318x = 684,734,336,495.86
  5. Step 5: Solve for x
    x = 684,734,336,495.86/924,318
  6. Step 6: Final answer
    x = 740,799.53

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1.5x scale

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.