Home / 759,217.57-1,047,670.32-436,875.64

Finding the Fourth Proportional to 759,217.57, 1,047,670.32 and 436,875.64

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Solution

The fourth proportional to 759,217.57, 1,047,670.32 and 436,875.64 is: 602,859.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,217.57 : 1,047,670.32 = 436,875.64 : x
  2. Step 2: Convert to fraction form
    759,217.57/1,047,670.32 = 436,875.64/x
  3. Step 3: Cross multiply
    759,217.57x = 1,047,670.32 × 436,875.64
  4. Step 4: Simplify right side
    759,217.57x = 457,701,641,559.01
  5. Step 5: Solve for x
    x = 457,701,641,559.01/759,217.57
  6. Step 6: Final answer
    x = 602,859.65

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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.