Home / 771,206.60-1,154,736.30-559,699.40

Finding the Fourth Proportional to 771,206.60, 1,154,736.30 and 559,699.40

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Solution

The fourth proportional to 771,206.60, 1,154,736.30 and 559,699.40 is: 838,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,206.60 : 1,154,736.30 = 559,699.40 : x
  2. Step 2: Convert to fraction form
    771,206.60/1,154,736.30 = 559,699.40/x
  3. Step 3: Cross multiply
    771,206.60x = 1,154,736.30 × 559,699.40
  4. Step 4: Simplify right side
    771,206.60x = 646,305,214,268.22
  5. Step 5: Solve for x
    x = 646,305,214,268.22/771,206.60
  6. Step 6: Final answer
    x = 838,044.19

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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.