Home / 693,953.60-1,038,051.59-651,438.32

Finding the Fourth Proportional to 693,953.60, 1,038,051.59 and 651,438.32

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Solution

The fourth proportional to 693,953.60, 1,038,051.59 and 651,438.32 is: 974,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,953.60 : 1,038,051.59 = 651,438.32 : x
  2. Step 2: Convert to fraction form
    693,953.60/1,038,051.59 = 651,438.32/x
  3. Step 3: Cross multiply
    693,953.60x = 1,038,051.59 × 651,438.32
  4. Step 4: Simplify right side
    693,953.60x = 676,226,575,415.48
  5. Step 5: Solve for x
    x = 676,226,575,415.48/693,953.60
  6. Step 6: Final answer
    x = 974,455.04

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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.