Home / 889,618.06-1,227,674.55-497,151.01

Finding the Fourth Proportional to 889,618.06, 1,227,674.55 and 497,151.01

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Solution

The fourth proportional to 889,618.06, 1,227,674.55 and 497,151.01 is: 686,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,618.06 : 1,227,674.55 = 497,151.01 : x
  2. Step 2: Convert to fraction form
    889,618.06/1,227,674.55 = 497,151.01/x
  3. Step 3: Cross multiply
    889,618.06x = 1,227,674.55 × 497,151.01
  4. Step 4: Simplify right side
    889,618.06x = 610,339,642,483.80
  5. Step 5: Solve for x
    x = 610,339,642,483.80/889,618.06
  6. Step 6: Final answer
    x = 686,069.30

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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.