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Finding the Fourth Proportional to 717,584,455.55, 1,005,298,482.25 and 717,584,455.55

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Solution

The fourth proportional to 717,584,455.55, 1,005,298,482.25 and 717,584,455.55 is: 1,005,298,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,584,455.55 : 1,005,298,482.25 = 717,584,455.55 : x
  2. Step 2: Convert to fraction form
    717,584,455.55/1,005,298,482.25 = 717,584,455.55/x
  3. Step 3: Cross multiply
    717,584,455.55x = 1,005,298,482.25 × 717,584,455.55
  4. Step 4: Simplify right side
    717,584,455.55x = 721,386,564,050,607,488
  5. Step 5: Solve for x
    x = 721,386,564,050,607,488/717,584,455.55
  6. Step 6: Final answer
    x = 1,005,298,482.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.