Home / 752,307.77-1,038,184.61-430,024.79

Finding the Fourth Proportional to 752,307.77, 1,038,184.61 and 430,024.79

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Solution

The fourth proportional to 752,307.77, 1,038,184.61 and 430,024.79 is: 593,434.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,307.77 : 1,038,184.61 = 430,024.79 : x
  2. Step 2: Convert to fraction form
    752,307.77/1,038,184.61 = 430,024.79/x
  3. Step 3: Cross multiply
    752,307.77x = 1,038,184.61 × 430,024.79
  4. Step 4: Simplify right side
    752,307.77x = 446,445,115,920.92
  5. Step 5: Solve for x
    x = 446,445,115,920.92/752,307.77
  6. Step 6: Final answer
    x = 593,434.14

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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.