Home / 970,698.76-1,339,565.34-540,969.16

Finding the Fourth Proportional to 970,698.76, 1,339,565.34 and 540,969.16

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Solution

The fourth proportional to 970,698.76, 1,339,565.34 and 540,969.16 is: 746,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,698.76 : 1,339,565.34 = 540,969.16 : x
  2. Step 2: Convert to fraction form
    970,698.76/1,339,565.34 = 540,969.16/x
  3. Step 3: Cross multiply
    970,698.76x = 1,339,565.34 × 540,969.16
  4. Step 4: Simplify right side
    970,698.76x = 724,663,536,744.91
  5. Step 5: Solve for x
    x = 724,663,536,744.91/970,698.76
  6. Step 6: Final answer
    x = 746,538.03

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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.