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Finding the Fourth Proportional to 833,236.60, 1,247,886.60 and 565,547.80

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Solution

The fourth proportional to 833,236.60, 1,247,886.60 and 565,547.80 is: 846,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,236.60 : 1,247,886.60 = 565,547.80 : x
  2. Step 2: Convert to fraction form
    833,236.60/1,247,886.60 = 565,547.80/x
  3. Step 3: Cross multiply
    833,236.60x = 1,247,886.60 × 565,547.80
  4. Step 4: Simplify right side
    833,236.60x = 705,739,521,279.48
  5. Step 5: Solve for x
    x = 705,739,521,279.48/833,236.60
  6. Step 6: Final answer
    x = 846,985.74

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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.