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Finding the Fourth Proportional to 560,941.28, 774,159.91 and 346,075.82

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Solution

The fourth proportional to 560,941.28, 774,159.91 and 346,075.82 is: 477,622.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,941.28 : 774,159.91 = 346,075.82 : x
  2. Step 2: Convert to fraction form
    560,941.28/774,159.91 = 346,075.82/x
  3. Step 3: Cross multiply
    560,941.28x = 774,159.91 × 346,075.82
  4. Step 4: Simplify right side
    560,941.28x = 267,918,025,664.38
  5. Step 5: Solve for x
    x = 267,918,025,664.38/560,941.28
  6. Step 6: Final answer
    x = 477,622.23

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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.