Home / 710,052.20-1,063,328.70-472,106.60

Finding the Fourth Proportional to 710,052.20, 1,063,328.70 and 472,106.60

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Solution

The fourth proportional to 710,052.20, 1,063,328.70 and 472,106.60 is: 706,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,052.20 : 1,063,328.70 = 472,106.60 : x
  2. Step 2: Convert to fraction form
    710,052.20/1,063,328.70 = 472,106.60/x
  3. Step 3: Cross multiply
    710,052.20x = 1,063,328.70 × 472,106.60
  4. Step 4: Simplify right side
    710,052.20x = 502,004,497,239.42
  5. Step 5: Solve for x
    x = 502,004,497,239.42/710,052.20
  6. Step 6: Final answer
    x = 706,996.61

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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.