Home / 970,492.08-1,339,265.52-540,790.32

Finding the Fourth Proportional to 970,492.08, 1,339,265.52 and 540,790.32

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Solution

The fourth proportional to 970,492.08, 1,339,265.52 and 540,790.32 is: 746,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,492.08 : 1,339,265.52 = 540,790.32 : x
  2. Step 2: Convert to fraction form
    970,492.08/1,339,265.52 = 540,790.32/x
  3. Step 3: Cross multiply
    970,492.08x = 1,339,265.52 × 540,790.32
  4. Step 4: Simplify right side
    970,492.08x = 724,261,829,125.77
  5. Step 5: Solve for x
    x = 724,261,829,125.77/970,492.08
  6. Step 6: Final answer
    x = 746,283.09

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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.