Home / 1,005,515.39-1,506,253.63-465,014.05

Finding the Fourth Proportional to 1,005,515.39, 1,506,253.63 and 465,014.05

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Solution

The fourth proportional to 1,005,515.39, 1,506,253.63 and 465,014.05 is: 696,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,515.39 : 1,506,253.63 = 465,014.05 : x
  2. Step 2: Convert to fraction form
    1,005,515.39/1,506,253.63 = 465,014.05/x
  3. Step 3: Cross multiply
    1,005,515.39x = 1,506,253.63 × 465,014.05
  4. Step 4: Simplify right side
    1,005,515.39x = 700,429,100,813.50
  5. Step 5: Solve for x
    x = 700,429,100,813.50/1,005,515.39
  6. Step 6: Final answer
    x = 696,587.15

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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.