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Finding the Fourth Proportional to 535,301.70, 802,952.55 and 527,007.30

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Solution

The fourth proportional to 535,301.70, 802,952.55 and 527,007.30 is: 790,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,301.70 : 802,952.55 = 527,007.30 : x
  2. Step 2: Convert to fraction form
    535,301.70/802,952.55 = 527,007.30/x
  3. Step 3: Cross multiply
    535,301.70x = 802,952.55 × 527,007.30
  4. Step 4: Simplify right side
    535,301.70x = 423,161,855,403.62
  5. Step 5: Solve for x
    x = 423,161,855,403.62/535,301.70
  6. Step 6: Final answer
    x = 790,510.95

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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.