Home / 947,492.84-1,307,484.60-517,776.32

Finding the Fourth Proportional to 947,492.84, 1,307,484.60 and 517,776.32

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Solution

The fourth proportional to 947,492.84, 1,307,484.60 and 517,776.32 is: 714,500.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,492.84 : 1,307,484.60 = 517,776.32 : x
  2. Step 2: Convert to fraction form
    947,492.84/1,307,484.60 = 517,776.32/x
  3. Step 3: Cross multiply
    947,492.84x = 1,307,484.60 × 517,776.32
  4. Step 4: Simplify right side
    947,492.84x = 676,984,564,644.67
  5. Step 5: Solve for x
    x = 676,984,564,644.67/947,492.84
  6. Step 6: Final answer
    x = 714,500.98

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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.