Home / 810,048.60-1,215,072.90-584,933.40

Finding the Fourth Proportional to 810,048.60, 1,215,072.90 and 584,933.40

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Solution

The fourth proportional to 810,048.60, 1,215,072.90 and 584,933.40 is: 877,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,048.60 : 1,215,072.90 = 584,933.40 : x
  2. Step 2: Convert to fraction form
    810,048.60/1,215,072.90 = 584,933.40/x
  3. Step 3: Cross multiply
    810,048.60x = 1,215,072.90 × 584,933.40
  4. Step 4: Simplify right side
    810,048.60x = 710,736,722,644.86
  5. Step 5: Solve for x
    x = 710,736,722,644.86/810,048.60
  6. Step 6: Final answer
    x = 877,400.10

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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.