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Finding the Fourth Proportional to 245,307.90, 367,087.05 and 170,075.10

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Solution

The fourth proportional to 245,307.90, 367,087.05 and 170,075.10 is: 254,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,307.90 : 367,087.05 = 170,075.10 : x
  2. Step 2: Convert to fraction form
    245,307.90/367,087.05 = 170,075.10/x
  3. Step 3: Cross multiply
    245,307.90x = 367,087.05 × 170,075.10
  4. Step 4: Simplify right side
    245,307.90x = 62,432,366,737.46
  5. Step 5: Solve for x
    x = 62,432,366,737.46/245,307.90
  6. Step 6: Final answer
    x = 254,506.14

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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.