Home / 727,554.42-1,085,641.58-651,903.93

Finding the Fourth Proportional to 727,554.42, 1,085,641.58 and 651,903.93

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Solution

The fourth proportional to 727,554.42, 1,085,641.58 and 651,903.93 is: 972,757.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,554.42 : 1,085,641.58 = 651,903.93 : x
  2. Step 2: Convert to fraction form
    727,554.42/1,085,641.58 = 651,903.93/x
  3. Step 3: Cross multiply
    727,554.42x = 1,085,641.58 × 651,903.93
  4. Step 4: Simplify right side
    727,554.42x = 707,734,014,203.17
  5. Step 5: Solve for x
    x = 707,734,014,203.17/727,554.42
  6. Step 6: Final answer
    x = 972,757.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.