Home / 754,750.60-1,043,050.20-618,569.76

Finding the Fourth Proportional to 754,750.60, 1,043,050.20 and 618,569.76

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Solution

The fourth proportional to 754,750.60, 1,043,050.20 and 618,569.76 is: 854,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,750.60 : 1,043,050.20 = 618,569.76 : x
  2. Step 2: Convert to fraction form
    754,750.60/1,043,050.20 = 618,569.76/x
  3. Step 3: Cross multiply
    754,750.60x = 1,043,050.20 × 618,569.76
  4. Step 4: Simplify right side
    754,750.60x = 645,199,311,881.95
  5. Step 5: Solve for x
    x = 645,199,311,881.95/754,750.60
  6. Step 6: Final answer
    x = 854,851.01

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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.