Home / 752,364.57-1,038,262.95-430,081.59

Finding the Fourth Proportional to 752,364.57, 1,038,262.95 and 430,081.59

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Solution

The fourth proportional to 752,364.57, 1,038,262.95 and 430,081.59 is: 593,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,364.57 : 1,038,262.95 = 430,081.59 : x
  2. Step 2: Convert to fraction form
    752,364.57/1,038,262.95 = 430,081.59/x
  3. Step 3: Cross multiply
    752,364.57x = 1,038,262.95 × 430,081.59
  4. Step 4: Simplify right side
    752,364.57x = 446,537,780,374.09
  5. Step 5: Solve for x
    x = 446,537,780,374.09/752,364.57
  6. Step 6: Final answer
    x = 593,512.50

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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.