Home / 916,300.58-1,373,898.65-410,770.07

Finding the Fourth Proportional to 916,300.58, 1,373,898.65 and 410,770.07

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Solution

The fourth proportional to 916,300.58, 1,373,898.65 and 410,770.07 is: 615,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,300.58 : 1,373,898.65 = 410,770.07 : x
  2. Step 2: Convert to fraction form
    916,300.58/1,373,898.65 = 410,770.07/x
  3. Step 3: Cross multiply
    916,300.58x = 1,373,898.65 × 410,770.07
  4. Step 4: Simplify right side
    916,300.58x = 564,356,435,710.06
  5. Step 5: Solve for x
    x = 564,356,435,710.06/916,300.58
  6. Step 6: Final answer
    x = 615,907.54

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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.