Home / 1,105,250.07-1,657,875-306,531.60

Finding the Fourth Proportional to 1,105,250.07, 1,657,875 and 306,531.60

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Solution

The fourth proportional to 1,105,250.07, 1,657,875 and 306,531.60 is: 459,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,250.07 : 1,657,875 = 306,531.60 : x
  2. Step 2: Convert to fraction form
    1,105,250.07/1,657,875 = 306,531.60/x
  3. Step 3: Cross multiply
    1,105,250.07x = 1,657,875 × 306,531.60
  4. Step 4: Simplify right side
    1,105,250.07x = 508,191,076,350.00
  5. Step 5: Solve for x
    x = 508,191,076,350.00/1,105,250.07
  6. Step 6: Final answer
    x = 459,797.37

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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.