Home / 760,795.12-1,049,916.86-416,650.02

Finding the Fourth Proportional to 760,795.12, 1,049,916.86 and 416,650.02

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Solution

The fourth proportional to 760,795.12, 1,049,916.86 and 416,650.02 is: 574,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,795.12 : 1,049,916.86 = 416,650.02 : x
  2. Step 2: Convert to fraction form
    760,795.12/1,049,916.86 = 416,650.02/x
  3. Step 3: Cross multiply
    760,795.12x = 1,049,916.86 × 416,650.02
  4. Step 4: Simplify right side
    760,795.12x = 437,447,880,717.34
  5. Step 5: Solve for x
    x = 437,447,880,717.34/760,795.12
  6. Step 6: Final answer
    x = 574,987.76

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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.