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Finding the Fourth Proportional to 630,554.80, 945,832.20 and 596,340.40

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Solution

The fourth proportional to 630,554.80, 945,832.20 and 596,340.40 is: 894,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,554.80 : 945,832.20 = 596,340.40 : x
  2. Step 2: Convert to fraction form
    630,554.80/945,832.20 = 596,340.40/x
  3. Step 3: Cross multiply
    630,554.80x = 945,832.20 × 596,340.40
  4. Step 4: Simplify right side
    630,554.80x = 564,037,952,480.88
  5. Step 5: Solve for x
    x = 564,037,952,480.88/630,554.80
  6. Step 6: Final answer
    x = 894,510.60

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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.