Home / 583,280.10-804,926.37-315,008.10

Finding the Fourth Proportional to 583,280.10, 804,926.37 and 315,008.10

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Solution

The fourth proportional to 583,280.10, 804,926.37 and 315,008.10 is: 434,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,280.10 : 804,926.37 = 315,008.10 : x
  2. Step 2: Convert to fraction form
    583,280.10/804,926.37 = 315,008.10/x
  3. Step 3: Cross multiply
    583,280.10x = 804,926.37 × 315,008.10
  4. Step 4: Simplify right side
    583,280.10x = 253,558,326,453.60
  5. Step 5: Solve for x
    x = 253,558,326,453.60/583,280.10
  6. Step 6: Final answer
    x = 434,711.09

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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.