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Finding the Fourth Proportional to 477,407.94, 658,807.88 and 262,547.34

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Solution

The fourth proportional to 477,407.94, 658,807.88 and 262,547.34 is: 362,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,407.94 : 658,807.88 = 262,547.34 : x
  2. Step 2: Convert to fraction form
    477,407.94/658,807.88 = 262,547.34/x
  3. Step 3: Cross multiply
    477,407.94x = 658,807.88 × 262,547.34
  4. Step 4: Simplify right side
    477,407.94x = 172,968,255,152.30
  5. Step 5: Solve for x
    x = 172,968,255,152.30/477,407.94
  6. Step 6: Final answer
    x = 362,307.03

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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.