Home / 1,332,908.16-1,999,156.90-434,347.62

Finding the Fourth Proportional to 1,332,908.16, 1,999,156.90 and 434,347.62

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Solution

The fourth proportional to 1,332,908.16, 1,999,156.90 and 434,347.62 is: 651,454.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,908.16 : 1,999,156.90 = 434,347.62 : x
  2. Step 2: Convert to fraction form
    1,332,908.16/1,999,156.90 = 434,347.62/x
  3. Step 3: Cross multiply
    1,332,908.16x = 1,999,156.90 × 434,347.62
  4. Step 4: Simplify right side
    1,332,908.16x = 868,329,041,521.58
  5. Step 5: Solve for x
    x = 868,329,041,521.58/1,332,908.16
  6. Step 6: Final answer
    x = 651,454.52

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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.