Home / 822,182.02-1,134,615.73-459,621.16

Finding the Fourth Proportional to 822,182.02, 1,134,615.73 and 459,621.16

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Solution

The fourth proportional to 822,182.02, 1,134,615.73 and 459,621.16 is: 634,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,182.02 : 1,134,615.73 = 459,621.16 : x
  2. Step 2: Convert to fraction form
    822,182.02/1,134,615.73 = 459,621.16/x
  3. Step 3: Cross multiply
    822,182.02x = 1,134,615.73 × 459,621.16
  4. Step 4: Simplify right side
    822,182.02x = 521,493,392,303.77
  5. Step 5: Solve for x
    x = 521,493,392,303.77/822,182.02
  6. Step 6: Final answer
    x = 634,279.74

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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.