Home / 996,775.60-1,495,392.36-286,809.52

Finding the Fourth Proportional to 996,775.60, 1,495,392.36 and 286,809.52

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Solution

The fourth proportional to 996,775.60, 1,495,392.36 and 286,809.52 is: 430,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,775.60 : 1,495,392.36 = 286,809.52 : x
  2. Step 2: Convert to fraction form
    996,775.60/1,495,392.36 = 286,809.52/x
  3. Step 3: Cross multiply
    996,775.60x = 1,495,392.36 × 286,809.52
  4. Step 4: Simplify right side
    996,775.60x = 428,892,764,983.27
  5. Step 5: Solve for x
    x = 428,892,764,983.27/996,775.60
  6. Step 6: Final answer
    x = 430,280.16

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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.