Home / 1,069,528.40-1,604,157.28-349,808.58

Finding the Fourth Proportional to 1,069,528.40, 1,604,157.28 and 349,808.58

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Solution

The fourth proportional to 1,069,528.40, 1,604,157.28 and 349,808.58 is: 524,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,528.40 : 1,604,157.28 = 349,808.58 : x
  2. Step 2: Convert to fraction form
    1,069,528.40/1,604,157.28 = 349,808.58/x
  3. Step 3: Cross multiply
    1,069,528.40x = 1,604,157.28 × 349,808.58
  4. Step 4: Simplify right side
    1,069,528.40x = 561,147,980,213.46
  5. Step 5: Solve for x
    x = 561,147,980,213.46/1,069,528.40
  6. Step 6: Final answer
    x = 524,668.61

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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.