Home / 917,232.30-1,375,848.45-252,384.30

Finding the Fourth Proportional to 917,232.30, 1,375,848.45 and 252,384.30

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Solution

The fourth proportional to 917,232.30, 1,375,848.45 and 252,384.30 is: 378,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,232.30 : 1,375,848.45 = 252,384.30 : x
  2. Step 2: Convert to fraction form
    917,232.30/1,375,848.45 = 252,384.30/x
  3. Step 3: Cross multiply
    917,232.30x = 1,375,848.45 × 252,384.30
  4. Step 4: Simplify right side
    917,232.30x = 347,242,547,959.34
  5. Step 5: Solve for x
    x = 347,242,547,959.34/917,232.30
  6. Step 6: Final answer
    x = 378,576.45

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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.