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Finding the Fourth Proportional to 464,901.60, 697,352.40 and 329,088.90

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Solution

The fourth proportional to 464,901.60, 697,352.40 and 329,088.90 is: 493,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,901.60 : 697,352.40 = 329,088.90 : x
  2. Step 2: Convert to fraction form
    464,901.60/697,352.40 = 329,088.90/x
  3. Step 3: Cross multiply
    464,901.60x = 697,352.40 × 329,088.90
  4. Step 4: Simplify right side
    464,901.60x = 229,490,934,228.36
  5. Step 5: Solve for x
    x = 229,490,934,228.36/464,901.60
  6. Step 6: Final answer
    x = 493,633.35

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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.