Home / 992,098.10-1,369,088.58-539,389.10

Finding the Fourth Proportional to 992,098.10, 1,369,088.58 and 539,389.10

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Solution

The fourth proportional to 992,098.10, 1,369,088.58 and 539,389.10 is: 744,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,098.10 : 1,369,088.58 = 539,389.10 : x
  2. Step 2: Convert to fraction form
    992,098.10/1,369,088.58 = 539,389.10/x
  3. Step 3: Cross multiply
    992,098.10x = 1,369,088.58 × 539,389.10
  4. Step 4: Simplify right side
    992,098.10x = 738,471,456,986.48
  5. Step 5: Solve for x
    x = 738,471,456,986.48/992,098.10
  6. Step 6: Final answer
    x = 744,353.26

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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.