Home / 927,274.40-1,390,911.60-572,980.40

Finding the Fourth Proportional to 927,274.40, 1,390,911.60 and 572,980.40

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Solution

The fourth proportional to 927,274.40, 1,390,911.60 and 572,980.40 is: 859,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,274.40 : 1,390,911.60 = 572,980.40 : x
  2. Step 2: Convert to fraction form
    927,274.40/1,390,911.60 = 572,980.40/x
  3. Step 3: Cross multiply
    927,274.40x = 1,390,911.60 × 572,980.40
  4. Step 4: Simplify right side
    927,274.40x = 796,965,084,932.64
  5. Step 5: Solve for x
    x = 796,965,084,932.64/927,274.40
  6. Step 6: Final answer
    x = 859,470.60

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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.