Home / 983,625.60-1,475,438.40-563,721.60

Finding the Fourth Proportional to 983,625.60, 1,475,438.40 and 563,721.60

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Solution

The fourth proportional to 983,625.60, 1,475,438.40 and 563,721.60 is: 845,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,625.60 : 1,475,438.40 = 563,721.60 : x
  2. Step 2: Convert to fraction form
    983,625.60/1,475,438.40 = 563,721.60/x
  3. Step 3: Cross multiply
    983,625.60x = 1,475,438.40 × 563,721.60
  4. Step 4: Simplify right side
    983,625.60x = 831,736,495,549.44
  5. Step 5: Solve for x
    x = 831,736,495,549.44/983,625.60
  6. Step 6: Final answer
    x = 845,582.40

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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.