Home / 761,630.14-1,051,043.07-417,485.17

Finding the Fourth Proportional to 761,630.14, 1,051,043.07 and 417,485.17

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Solution

The fourth proportional to 761,630.14, 1,051,043.07 and 417,485.17 is: 576,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,630.14 : 1,051,043.07 = 417,485.17 : x
  2. Step 2: Convert to fraction form
    761,630.14/1,051,043.07 = 417,485.17/x
  3. Step 3: Cross multiply
    761,630.14x = 1,051,043.07 × 417,485.17
  4. Step 4: Simplify right side
    761,630.14x = 438,794,894,756.27
  5. Step 5: Solve for x
    x = 438,794,894,756.27/761,630.14
  6. Step 6: Final answer
    x = 576,125.96

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1.5x scale

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.