Home / 707,219.42-975,962.05-384,928.75

Finding the Fourth Proportional to 707,219.42, 975,962.05 and 384,928.75

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Solution

The fourth proportional to 707,219.42, 975,962.05 and 384,928.75 is: 531,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,219.42 : 975,962.05 = 384,928.75 : x
  2. Step 2: Convert to fraction form
    707,219.42/975,962.05 = 384,928.75/x
  3. Step 3: Cross multiply
    707,219.42x = 975,962.05 × 384,928.75
  4. Step 4: Simplify right side
    707,219.42x = 375,675,849,995.19
  5. Step 5: Solve for x
    x = 375,675,849,995.19/707,219.42
  6. Step 6: Final answer
    x = 531,201.27

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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.