Home / 999,014.70-1,495,569.60-662,435.40

Finding the Fourth Proportional to 999,014.70, 1,495,569.60 and 662,435.40

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Solution

The fourth proportional to 999,014.70, 1,495,569.60 and 662,435.40 is: 991,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,014.70 : 1,495,569.60 = 662,435.40 : x
  2. Step 2: Convert to fraction form
    999,014.70/1,495,569.60 = 662,435.40/x
  3. Step 3: Cross multiply
    999,014.70x = 1,495,569.60 × 662,435.40
  4. Step 4: Simplify right side
    999,014.70x = 990,718,246,203.84
  5. Step 5: Solve for x
    x = 990,718,246,203.84/999,014.70
  6. Step 6: Final answer
    x = 991,695.36

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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.