Home / 933,890.50-1,288,281.47-589,602.63

Finding the Fourth Proportional to 933,890.50, 1,288,281.47 and 589,602.63

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Solution

The fourth proportional to 933,890.50, 1,288,281.47 and 589,602.63 is: 813,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,890.50 : 1,288,281.47 = 589,602.63 : x
  2. Step 2: Convert to fraction form
    933,890.50/1,288,281.47 = 589,602.63/x
  3. Step 3: Cross multiply
    933,890.50x = 1,288,281.47 × 589,602.63
  4. Step 4: Simplify right side
    933,890.50x = 759,574,142,892.27
  5. Step 5: Solve for x
    x = 759,574,142,892.27/933,890.50
  6. Step 6: Final answer
    x = 813,343.90

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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.