Home / 729,750.02-1,006,500.80-627,946.07

Finding the Fourth Proportional to 729,750.02, 1,006,500.80 and 627,946.07

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Solution

The fourth proportional to 729,750.02, 1,006,500.80 and 627,946.07 is: 866,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,750.02 : 1,006,500.80 = 627,946.07 : x
  2. Step 2: Convert to fraction form
    729,750.02/1,006,500.80 = 627,946.07/x
  3. Step 3: Cross multiply
    729,750.02x = 1,006,500.80 × 627,946.07
  4. Step 4: Simplify right side
    729,750.02x = 632,028,213,639.62
  5. Step 5: Solve for x
    x = 632,028,213,639.62/729,750.02
  6. Step 6: Final answer
    x = 866,088.66

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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.