Home / 760,076.42-1,048,448.50-501,955.76

Finding the Fourth Proportional to 760,076.42, 1,048,448.50 and 501,955.76

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Solution

The fourth proportional to 760,076.42, 1,048,448.50 and 501,955.76 is: 692,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,076.42 : 1,048,448.50 = 501,955.76 : x
  2. Step 2: Convert to fraction form
    760,076.42/1,048,448.50 = 501,955.76/x
  3. Step 3: Cross multiply
    760,076.42x = 1,048,448.50 × 501,955.76
  4. Step 4: Simplify right side
    760,076.42x = 526,274,763,638.36
  5. Step 5: Solve for x
    x = 526,274,763,638.36/760,076.42
  6. Step 6: Final answer
    x = 692,397.17

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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.