Home / 970,482.94-1,339,248.40-540,753.91

Finding the Fourth Proportional to 970,482.94, 1,339,248.40 and 540,753.91

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Solution

The fourth proportional to 970,482.94, 1,339,248.40 and 540,753.91 is: 746,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,482.94 : 1,339,248.40 = 540,753.91 : x
  2. Step 2: Convert to fraction form
    970,482.94/1,339,248.40 = 540,753.91/x
  3. Step 3: Cross multiply
    970,482.94x = 1,339,248.40 × 540,753.91
  4. Step 4: Simplify right side
    970,482.94x = 724,203,808,761.24
  5. Step 5: Solve for x
    x = 724,203,808,761.24/970,482.94
  6. Step 6: Final answer
    x = 746,230.33

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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.