Home / 692,129.60-1,036,226.08-533,353.40

Finding the Fourth Proportional to 692,129.60, 1,036,226.08 and 533,353.40

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Solution

The fourth proportional to 692,129.60, 1,036,226.08 and 533,353.40 is: 798,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,129.60 : 1,036,226.08 = 533,353.40 : x
  2. Step 2: Convert to fraction form
    692,129.60/1,036,226.08 = 533,353.40/x
  3. Step 3: Cross multiply
    692,129.60x = 1,036,226.08 × 533,353.40
  4. Step 4: Simplify right side
    692,129.60x = 552,674,702,936.67
  5. Step 5: Solve for x
    x = 552,674,702,936.67/692,129.60
  6. Step 6: Final answer
    x = 798,513.32

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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.