Home / 1,005,503.73-1,506,236.16-465,002.40

Finding the Fourth Proportional to 1,005,503.73, 1,506,236.16 and 465,002.40

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Solution

The fourth proportional to 1,005,503.73, 1,506,236.16 and 465,002.40 is: 696,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,503.73 : 1,506,236.16 = 465,002.40 : x
  2. Step 2: Convert to fraction form
    1,005,503.73/1,506,236.16 = 465,002.40/x
  3. Step 3: Cross multiply
    1,005,503.73x = 1,506,236.16 × 465,002.40
  4. Step 4: Simplify right side
    1,005,503.73x = 700,403,429,366.78
  5. Step 5: Solve for x
    x = 700,403,429,366.78/1,005,503.73
  6. Step 6: Final answer
    x = 696,569.70

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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.