Home / 760,582.40-1,049,274.16-458,608.64

Finding the Fourth Proportional to 760,582.40, 1,049,274.16 and 458,608.64

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Solution

The fourth proportional to 760,582.40, 1,049,274.16 and 458,608.64 is: 632,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,582.40 : 1,049,274.16 = 458,608.64 : x
  2. Step 2: Convert to fraction form
    760,582.40/1,049,274.16 = 458,608.64/x
  3. Step 3: Cross multiply
    760,582.40x = 1,049,274.16 × 458,608.64
  4. Step 4: Simplify right side
    760,582.40x = 481,206,195,504.74
  5. Step 5: Solve for x
    x = 481,206,195,504.74/760,582.40
  6. Step 6: Final answer
    x = 632,681.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.