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Finding the Fourth Proportional to 531,124.84, 732,929.37 and 301,681.42

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Solution

The fourth proportional to 531,124.84, 732,929.37 and 301,681.42 is: 416,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,124.84 : 732,929.37 = 301,681.42 : x
  2. Step 2: Convert to fraction form
    531,124.84/732,929.37 = 301,681.42/x
  3. Step 3: Cross multiply
    531,124.84x = 732,929.37 × 301,681.42
  4. Step 4: Simplify right side
    531,124.84x = 221,111,171,268.98
  5. Step 5: Solve for x
    x = 221,111,171,268.98/531,124.84
  6. Step 6: Final answer
    x = 416,307.34

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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.