Home / 771,103.36-1,152,188.96-556,851.52

Finding the Fourth Proportional to 771,103.36, 1,152,188.96 and 556,851.52

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Solution

The fourth proportional to 771,103.36, 1,152,188.96 and 556,851.52 is: 832,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,103.36 : 1,152,188.96 = 556,851.52 : x
  2. Step 2: Convert to fraction form
    771,103.36/1,152,188.96 = 556,851.52/x
  3. Step 3: Cross multiply
    771,103.36x = 1,152,188.96 × 556,851.52
  4. Step 4: Simplify right side
    771,103.36x = 641,598,173,703.22
  5. Step 5: Solve for x
    x = 641,598,173,703.22/771,103.36
  6. Step 6: Final answer
    x = 832,052.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.