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Finding the Fourth Proportional to 795,700.62, 1,098,209.10 and 509,210.88

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Solution

The fourth proportional to 795,700.62, 1,098,209.10 and 509,210.88 is: 702,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,700.62 : 1,098,209.10 = 509,210.88 : x
  2. Step 2: Convert to fraction form
    795,700.62/1,098,209.10 = 509,210.88/x
  3. Step 3: Cross multiply
    795,700.62x = 1,098,209.10 × 509,210.88
  4. Step 4: Simplify right side
    795,700.62x = 559,220,022,235.01
  5. Step 5: Solve for x
    x = 559,220,022,235.01/795,700.62
  6. Step 6: Final answer
    x = 702,802.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.