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Finding the Fourth Proportional to 710,484, 1,066,250.88 and 336,507

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Solution

The fourth proportional to 710,484, 1,066,250.88 and 336,507 is: 505,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,484 : 1,066,250.88 = 336,507 : x
  2. Step 2: Convert to fraction form
    710,484/1,066,250.88 = 336,507/x
  3. Step 3: Cross multiply
    710,484x = 1,066,250.88 × 336,507
  4. Step 4: Simplify right side
    710,484x = 358,800,884,876.16
  5. Step 5: Solve for x
    x = 358,800,884,876.16/710,484
  6. Step 6: Final answer
    x = 505,009.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.