Home / 760,838.61-1,049,777.01-450,584.55

Finding the Fourth Proportional to 760,838.61, 1,049,777.01 and 450,584.55

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Solution

The fourth proportional to 760,838.61, 1,049,777.01 and 450,584.55 is: 621,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,838.61 : 1,049,777.01 = 450,584.55 : x
  2. Step 2: Convert to fraction form
    760,838.61/1,049,777.01 = 450,584.55/x
  3. Step 3: Cross multiply
    760,838.61x = 1,049,777.01 × 450,584.55
  4. Step 4: Simplify right side
    760,838.61x = 473,013,301,651.20
  5. Step 5: Solve for x
    x = 473,013,301,651.20/760,838.61
  6. Step 6: Final answer
    x = 621,699.92

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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.