Home / 890,901.14-1,229,452.02-483,001.92

Finding the Fourth Proportional to 890,901.14, 1,229,452.02 and 483,001.92

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Solution

The fourth proportional to 890,901.14, 1,229,452.02 and 483,001.92 is: 666,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,901.14 : 1,229,452.02 = 483,001.92 : x
  2. Step 2: Convert to fraction form
    890,901.14/1,229,452.02 = 483,001.92/x
  3. Step 3: Cross multiply
    890,901.14x = 1,229,452.02 × 483,001.92
  4. Step 4: Simplify right side
    890,901.14x = 593,827,686,207.88
  5. Step 5: Solve for x
    x = 593,827,686,207.88/890,901.14
  6. Step 6: Final answer
    x = 666,547.23

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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.