Home / 838,957.20-1,258,435.80-604,510.80

Finding the Fourth Proportional to 838,957.20, 1,258,435.80 and 604,510.80

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Solution

The fourth proportional to 838,957.20, 1,258,435.80 and 604,510.80 is: 906,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,957.20 : 1,258,435.80 = 604,510.80 : x
  2. Step 2: Convert to fraction form
    838,957.20/1,258,435.80 = 604,510.80/x
  3. Step 3: Cross multiply
    838,957.20x = 1,258,435.80 × 604,510.80
  4. Step 4: Simplify right side
    838,957.20x = 760,738,032,206.64
  5. Step 5: Solve for x
    x = 760,738,032,206.64/838,957.20
  6. Step 6: Final answer
    x = 906,766.20

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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.