Home / 946,870.02-1,306,660.38-517,151.88

Finding the Fourth Proportional to 946,870.02, 1,306,660.38 and 517,151.88

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Solution

The fourth proportional to 946,870.02, 1,306,660.38 and 517,151.88 is: 713,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,870.02 : 1,306,660.38 = 517,151.88 : x
  2. Step 2: Convert to fraction form
    946,870.02/1,306,660.38 = 517,151.88/x
  3. Step 3: Cross multiply
    946,870.02x = 1,306,660.38 × 517,151.88
  4. Step 4: Simplify right side
    946,870.02x = 675,741,872,038.51
  5. Step 5: Solve for x
    x = 675,741,872,038.51/946,870.02
  6. Step 6: Final answer
    x = 713,658.54

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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.