Home / 963,777.60-1,330,106.40-534,196.80

Finding the Fourth Proportional to 963,777.60, 1,330,106.40 and 534,196.80

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Solution

The fourth proportional to 963,777.60, 1,330,106.40 and 534,196.80 is: 737,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,777.60 : 1,330,106.40 = 534,196.80 : x
  2. Step 2: Convert to fraction form
    963,777.60/1,330,106.40 = 534,196.80/x
  3. Step 3: Cross multiply
    963,777.60x = 1,330,106.40 × 534,196.80
  4. Step 4: Simplify right side
    963,777.60x = 710,538,582,539.52
  5. Step 5: Solve for x
    x = 710,538,582,539.52/963,777.60
  6. Step 6: Final answer
    x = 737,243.30

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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.