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Finding the Fourth Proportional to 597,497.60, 896,246.40 and 518,765.60

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Solution

The fourth proportional to 597,497.60, 896,246.40 and 518,765.60 is: 778,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,497.60 : 896,246.40 = 518,765.60 : x
  2. Step 2: Convert to fraction form
    597,497.60/896,246.40 = 518,765.60/x
  3. Step 3: Cross multiply
    597,497.60x = 896,246.40 × 518,765.60
  4. Step 4: Simplify right side
    597,497.60x = 464,941,801,443.84
  5. Step 5: Solve for x
    x = 464,941,801,443.84/597,497.60
  6. Step 6: Final answer
    x = 778,148.40

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Double scale
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Similar ratio
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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.