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Finding the Fourth Proportional to 597,618.30, 896,585.85 and 260,514.30

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Solution

The fourth proportional to 597,618.30, 896,585.85 and 260,514.30 is: 390,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,618.30 : 896,585.85 = 260,514.30 : x
  2. Step 2: Convert to fraction form
    597,618.30/896,585.85 = 260,514.30/x
  3. Step 3: Cross multiply
    597,618.30x = 896,585.85 × 260,514.30
  4. Step 4: Simplify right side
    597,618.30x = 233,573,435,102.66
  5. Step 5: Solve for x
    x = 233,573,435,102.66/597,618.30
  6. Step 6: Final answer
    x = 390,840.50

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Half scale
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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.