Home / 908,857.30-1,254,075.57-526,809.46

Finding the Fourth Proportional to 908,857.30, 1,254,075.57 and 526,809.46

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Solution

The fourth proportional to 908,857.30, 1,254,075.57 and 526,809.46 is: 726,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,857.30 : 1,254,075.57 = 526,809.46 : x
  2. Step 2: Convert to fraction form
    908,857.30/1,254,075.57 = 526,809.46/x
  3. Step 3: Cross multiply
    908,857.30x = 1,254,075.57 × 526,809.46
  4. Step 4: Simplify right side
    908,857.30x = 660,658,873,830.89
  5. Step 5: Solve for x
    x = 660,658,873,830.89/908,857.30
  6. Step 6: Final answer
    x = 726,911.56

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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.