Home / 869,352.44-1,303,108.28-292,426.50

Finding the Fourth Proportional to 869,352.44, 1,303,108.28 and 292,426.50

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Solution

The fourth proportional to 869,352.44, 1,303,108.28 and 292,426.50 is: 438,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,352.44 : 1,303,108.28 = 292,426.50 : x
  2. Step 2: Convert to fraction form
    869,352.44/1,303,108.28 = 292,426.50/x
  3. Step 3: Cross multiply
    869,352.44x = 1,303,108.28 × 292,426.50
  4. Step 4: Simplify right side
    869,352.44x = 381,063,391,979.29
  5. Step 5: Solve for x
    x = 381,063,391,979.29/869,352.44
  6. Step 6: Final answer
    x = 438,330.16

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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.