Home / 983,602.20-1,475,403.30-684,420.60

Finding the Fourth Proportional to 983,602.20, 1,475,403.30 and 684,420.60

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Solution

The fourth proportional to 983,602.20, 1,475,403.30 and 684,420.60 is: 1,026,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,602.20 : 1,475,403.30 = 684,420.60 : x
  2. Step 2: Convert to fraction form
    983,602.20/1,475,403.30 = 684,420.60/x
  3. Step 3: Cross multiply
    983,602.20x = 1,475,403.30 × 684,420.60
  4. Step 4: Simplify right side
    983,602.20x = 1,009,796,411,827.98
  5. Step 5: Solve for x
    x = 1,009,796,411,827.98/983,602.20
  6. Step 6: Final answer
    x = 1,026,630.90

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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.