Home / 838,075.04-1,156,521.28-456,093.60

Finding the Fourth Proportional to 838,075.04, 1,156,521.28 and 456,093.60

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Solution

The fourth proportional to 838,075.04, 1,156,521.28 and 456,093.60 is: 629,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,075.04 : 1,156,521.28 = 456,093.60 : x
  2. Step 2: Convert to fraction form
    838,075.04/1,156,521.28 = 456,093.60/x
  3. Step 3: Cross multiply
    838,075.04x = 1,156,521.28 × 456,093.60
  4. Step 4: Simplify right side
    838,075.04x = 527,481,954,071.81
  5. Step 5: Solve for x
    x = 527,481,954,071.81/838,075.04
  6. Step 6: Final answer
    x = 629,397.05

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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.