Home / 962,853.90-1,443,114.45-429,809.10

Finding the Fourth Proportional to 962,853.90, 1,443,114.45 and 429,809.10

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Solution

The fourth proportional to 962,853.90, 1,443,114.45 and 429,809.10 is: 644,192.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,853.90 : 1,443,114.45 = 429,809.10 : x
  2. Step 2: Convert to fraction form
    962,853.90/1,443,114.45 = 429,809.10/x
  3. Step 3: Cross multiply
    962,853.90x = 1,443,114.45 × 429,809.10
  4. Step 4: Simplify right side
    962,853.90x = 620,263,722,951.50
  5. Step 5: Solve for x
    x = 620,263,722,951.50/962,853.90
  6. Step 6: Final answer
    x = 644,192.98

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1.5x scale

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.