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Finding the Fourth Proportional to 654,973.59, 903,564.93 and 473,397.93

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Solution

The fourth proportional to 654,973.59, 903,564.93 and 473,397.93 is: 653,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,973.59 : 903,564.93 = 473,397.93 : x
  2. Step 2: Convert to fraction form
    654,973.59/903,564.93 = 473,397.93/x
  3. Step 3: Cross multiply
    654,973.59x = 903,564.93 × 473,397.93
  4. Step 4: Simplify right side
    654,973.59x = 427,745,767,482.60
  5. Step 5: Solve for x
    x = 427,745,767,482.60/654,973.59
  6. Step 6: Final answer
    x = 653,073.31

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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.