Home / 698,342.02-1,048,246.01-618,888.31

Finding the Fourth Proportional to 698,342.02, 1,048,246.01 and 618,888.31

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Solution

The fourth proportional to 698,342.02, 1,048,246.01 and 618,888.31 is: 928,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,342.02 : 1,048,246.01 = 618,888.31 : x
  2. Step 2: Convert to fraction form
    698,342.02/1,048,246.01 = 618,888.31/x
  3. Step 3: Cross multiply
    698,342.02x = 1,048,246.01 × 618,888.31
  4. Step 4: Simplify right side
    698,342.02x = 648,747,193,257.47
  5. Step 5: Solve for x
    x = 648,747,193,257.47/698,342.02
  6. Step 6: Final answer
    x = 928,982.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.