Home / 922,669.40-1,384,004.10-424,033.40

Finding the Fourth Proportional to 922,669.40, 1,384,004.10 and 424,033.40

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Solution

The fourth proportional to 922,669.40, 1,384,004.10 and 424,033.40 is: 636,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,669.40 : 1,384,004.10 = 424,033.40 : x
  2. Step 2: Convert to fraction form
    922,669.40/1,384,004.10 = 424,033.40/x
  3. Step 3: Cross multiply
    922,669.40x = 1,384,004.10 × 424,033.40
  4. Step 4: Simplify right side
    922,669.40x = 586,863,964,136.94
  5. Step 5: Solve for x
    x = 586,863,964,136.94/922,669.40
  6. Step 6: Final answer
    x = 636,050.10

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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.