Home / 747,557.20-1,032,978.40-532,323.60

Finding the Fourth Proportional to 747,557.20, 1,032,978.40 and 532,323.60

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Solution

The fourth proportional to 747,557.20, 1,032,978.40 and 532,323.60 is: 735,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,557.20 : 1,032,978.40 = 532,323.60 : x
  2. Step 2: Convert to fraction form
    747,557.20/1,032,978.40 = 532,323.60/x
  3. Step 3: Cross multiply
    747,557.20x = 1,032,978.40 × 532,323.60
  4. Step 4: Simplify right side
    747,557.20x = 549,878,780,610.24
  5. Step 5: Solve for x
    x = 549,878,780,610.24/747,557.20
  6. Step 6: Final answer
    x = 735,567.50

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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.