Home / 838,233.65-1,156,730.36-475,635.89

Finding the Fourth Proportional to 838,233.65, 1,156,730.36 and 475,635.89

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Solution

The fourth proportional to 838,233.65, 1,156,730.36 and 475,635.89 is: 656,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,233.65 : 1,156,730.36 = 475,635.89 : x
  2. Step 2: Convert to fraction form
    838,233.65/1,156,730.36 = 475,635.89/x
  3. Step 3: Cross multiply
    838,233.65x = 1,156,730.36 × 475,635.89
  4. Step 4: Simplify right side
    838,233.65x = 550,182,466,106.79
  5. Step 5: Solve for x
    x = 550,182,466,106.79/838,233.65
  6. Step 6: Final answer
    x = 656,359.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.