Home / 1,333,061.81-1,999,800.08-434,294.32

Finding the Fourth Proportional to 1,333,061.81, 1,999,800.08 and 434,294.32

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Solution

The fourth proportional to 1,333,061.81, 1,999,800.08 and 434,294.32 is: 651,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,061.81 : 1,999,800.08 = 434,294.32 : x
  2. Step 2: Convert to fraction form
    1,333,061.81/1,999,800.08 = 434,294.32/x
  3. Step 3: Cross multiply
    1,333,061.81x = 1,999,800.08 × 434,294.32
  4. Step 4: Simplify right side
    1,333,061.81x = 868,501,815,879.55
  5. Step 5: Solve for x
    x = 868,501,815,879.55/1,333,061.81
  6. Step 6: Final answer
    x = 651,509.04

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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.