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Finding the Fourth Proportional to 596,913.80, 894,807.90 and 297,111.08

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Solution

The fourth proportional to 596,913.80, 894,807.90 and 297,111.08 is: 445,386.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,913.80 : 894,807.90 = 297,111.08 : x
  2. Step 2: Convert to fraction form
    596,913.80/894,807.90 = 297,111.08/x
  3. Step 3: Cross multiply
    596,913.80x = 894,807.90 × 297,111.08
  4. Step 4: Simplify right side
    596,913.80x = 265,857,341,561.53
  5. Step 5: Solve for x
    x = 265,857,341,561.53/596,913.80
  6. Step 6: Final answer
    x = 445,386.49

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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.