Home / 714,582.32-1,070,472.15-414,432.36

Finding the Fourth Proportional to 714,582.32, 1,070,472.15 and 414,432.36

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Solution

The fourth proportional to 714,582.32, 1,070,472.15 and 414,432.36 is: 620,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,582.32 : 1,070,472.15 = 414,432.36 : x
  2. Step 2: Convert to fraction form
    714,582.32/1,070,472.15 = 414,432.36/x
  3. Step 3: Cross multiply
    714,582.32x = 1,070,472.15 × 414,432.36
  4. Step 4: Simplify right side
    714,582.32x = 443,638,299,438.77
  5. Step 5: Solve for x
    x = 443,638,299,438.77/714,582.32
  6. Step 6: Final answer
    x = 620,835.82

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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.