Home / 779,630.73-1,075,908.06-457,573.11

Finding the Fourth Proportional to 779,630.73, 1,075,908.06 and 457,573.11

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Solution

The fourth proportional to 779,630.73, 1,075,908.06 and 457,573.11 is: 631,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,630.73 : 1,075,908.06 = 457,573.11 : x
  2. Step 2: Convert to fraction form
    779,630.73/1,075,908.06 = 457,573.11/x
  3. Step 3: Cross multiply
    779,630.73x = 1,075,908.06 × 457,573.11
  4. Step 4: Simplify right side
    779,630.73x = 492,306,597,088.27
  5. Step 5: Solve for x
    x = 492,306,597,088.27/779,630.73
  6. Step 6: Final answer
    x = 631,461.25

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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.