Home / 759,565.20-1,048,328.87-437,461.78

Finding the Fourth Proportional to 759,565.20, 1,048,328.87 and 437,461.78

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Solution

The fourth proportional to 759,565.20, 1,048,328.87 and 437,461.78 is: 603,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,565.20 : 1,048,328.87 = 437,461.78 : x
  2. Step 2: Convert to fraction form
    759,565.20/1,048,328.87 = 437,461.78/x
  3. Step 3: Cross multiply
    759,565.20x = 1,048,328.87 × 437,461.78
  4. Step 4: Simplify right side
    759,565.20x = 458,603,808,687.46
  5. Step 5: Solve for x
    x = 458,603,808,687.46/759,565.20
  6. Step 6: Final answer
    x = 603,771.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.