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Finding the Fourth Proportional to 847,434.60, 1,169,793 and 507,837.24

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Solution

The fourth proportional to 847,434.60, 1,169,793 and 507,837.24 is: 701,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,434.60 : 1,169,793 = 507,837.24 : x
  2. Step 2: Convert to fraction form
    847,434.60/1,169,793 = 507,837.24/x
  3. Step 3: Cross multiply
    847,434.60x = 1,169,793 × 507,837.24
  4. Step 4: Simplify right side
    847,434.60x = 594,064,448,491.32
  5. Step 5: Solve for x
    x = 594,064,448,491.32/847,434.60
  6. Step 6: Final answer
    x = 701,015.10

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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.