Home / 953,369.04-1,430,031.69-479,927.28

Finding the Fourth Proportional to 953,369.04, 1,430,031.69 and 479,927.28

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Solution

The fourth proportional to 953,369.04, 1,430,031.69 and 479,927.28 is: 719,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,369.04 : 1,430,031.69 = 479,927.28 : x
  2. Step 2: Convert to fraction form
    953,369.04/1,430,031.69 = 479,927.28/x
  3. Step 3: Cross multiply
    953,369.04x = 1,430,031.69 × 479,927.28
  4. Step 4: Simplify right side
    953,369.04x = 686,311,219,295.50
  5. Step 5: Solve for x
    x = 686,311,219,295.50/953,369.04
  6. Step 6: Final answer
    x = 719,879.91

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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.